prof. dr. Peter van der Velden

Over Peter van der Velden

Prof. dr. Peter G. van der Velden is gezondheids-psycholoog en gespecialiseerd in onderzoek naar stress, (collectief) trauma en mentale gezondheid. Hij is daarnaast werkzaam bij TRANZO van Tilburg University als hoogleraar Victims and Mental Health. Hij was eerder hoogleraar Victimologie (2013-2017) en hoogleraar Mental health and disasters (2010-2012) bij Tilburg University. Daarvoor was hij als research manager, senior researcher, and senior consultant werkzaam bij het Instituut voor Psychotrauma (1988-2013).

Hij publiceerde tal van studies in internationale en nationale wetenschappelijke tijdschriften over de effecten van stressvolle en potentieel traumatische ervaringen zoals geweld, ongevallen, crisis, oorlog en rampen op de mentale gezondheid inclusief PTSS, middelen gebruik en gebruik van zorg, en op het werk. Naast de effecten van deze gebeurtenissen richt hij zich verder op onder meer risico en protectieve factoren, zoals zelfredzaamheid, (gebrek aan) sociale steun en weerbaarheid, en ethische kwesties rondom het verrichten van onderzoek zoals de belasting van trauma onderzoek. Hij was lange tijd direct betrokken bij de ondersteuning van slachtoffers en betrokken organisaties. Hij is reviewer voor circa 30 peer-reviewed internationale journals en Academic Editor bij PLOSONE.

Publications (peer-reviewed Journals)

Velden, P.G. van der, Contino, C., Das, M., Leenen, J., & Wittmann, L. (2022). Differences in mental health problems, coping self-efficacy and social support between adults victimised before and adults victimised after the COVID-19 outbreak: population-based prospective study. British Journal of Psychiatry. https://doi.org/10.1192/bjp.2021.226

Velden, P. G. van der, Contino, C., Ven, P. van de, & Das, M. (2021). The use of professional help and predictors of unmet needs for dealing with mental health to legal problems among victims of violence, accidents, theft and threat, and nonvictims in the general population. PLOS ONE, 16(11), e0259346. https://doi.org/10.1371/journal.pone.0259346

Velden, P.G. van der, Bakel, H.J.A. van, Cock, E. de, Contino, C., Das, M. (2021). Chronic mental health problems and use of mental health services among adults with and without adverse childhood experiences: a 6-year longitudinal population-based study. Journal of Mental Health. 24, 1-9. https://doi.org/10.1080/09638237.2021.1922633

Ven, P., Kleber, R.J., & Velden, P.G. van der (2021).  Do initial mental health, somatic and social problems predict post-disaster social sharing and lack of social support in the medium term? A latent profile analysis. Psychological Trauma: Theory, Research, Practice, and Policy. In press.

Velden, P.G. van der, Hyland, P., Contino, C., Gaudecker, HM., von, Muffels, R., & Das, M. (2021). Anxiety and depression symptoms, the recovery from symptoms, and loneliness before and after the COVID-19 outbreak among the general population. Findings from a Dutch population-based longitudinal study. PLOS ONE. 16(1):e0245057. https://doi.org/10.1371/journal.pone.0245057

Kocevska ,D., Lysen, T.S., Dotinga, A., Koopman-Verhoeff, M.E., Luijk, M.P.C.M., Antypa, N., Biermasz, N.R., Blokstra, A., Brug, J., Burk, W.J., Comijs, H.C., Corpeleijn, E., Dashti, HS, de Bruin EJ, de Graaf R, Derks IPM, Dewald-Kaufmann JF, Elders PJM, Gemke RJBJ, Grievink,  L., Hale, L., Hartman, C.A., Heijnen, C.J., Huisman, M., Huss, A., Ikram, M.A., Jones, S.E., Velderman, M.K., Koning, M., Meijer, A.M., Meijer, K., Noordam, R., Oldehinkel, A.J., Groeniger, J.O., Penninx, B.W.J.H., Picavet, H.S.J., Pieters, S,, Reijneveld, S.A., Reitz, E., Renders, C.M., Rodenburg, G., Rutters, F., Smith, M.C., Singh, A.S., Snijder, M.B., Stronks, K., Ten Have, M., Twisk, J.W.R., Van de Mheen, D., van der Ende, J., van der Heijden, K.B., van der Velden, P.G., van Lenthe, F.J., van Litsenburg, R.R.L., van Oostrom, S.H., van Schalkwijk, F.J., Sheehan, C.M., Verheij, R.A., Verhulst, F.C., Vermeulen, M.C.M., Vermeulen, R.C.H., Verschuren, W.M.M., Vrijkotte, T.G.M., Wijga, A.H., Willemen, A.M., Ter Wolbeek, M., Wood, A.R., Xerxa, Y., Bramer, W.M., Franco, O.H., Luik, A.I., Van Someren, E.J.W., Tiemeier, H. (2020). Sleep characteristics across the lifespan in 1.1 million people from the Netherlands, United Kingdom and United States: a systematic review and meta-analysis. Nature Human Behavior, in press. https://doi.org/10.1038/s41562-020-00965-x

Velden , P.G. van der,  Contino, C., Das, M., Loon, P van, & Bosmans, M.W.G. (2020). Anxiety and depression symptoms, and lack of emotional support among the general population before and during the COVID-19 pandemic. A prospective national study on prevalence and risk factors. Journal of Affective Disorders, 277, 540-548. https://doi.org/10.1016/j.jad.2020.08.026

Jong, W. Dückers, M., & Velden P.G. van der. (2020).  Provision of social support by mayors in times of crisis: a cross-sectional study among Dutch mayors. European Journal of Psychotraumatology, 12:1. https://doi.org/10.1080/20008198.2020.1833645

Velden, P.G. van der, Contino, C., Marchand, M., Das, M., & Schut, (2020). Does pre-event lack of emotional support increase the risk of post-event PTSD, anxiety, depression symptoms and lack of support? A comparative population-based study among victims of threat and violence. Journal of Anxiety Disorders, 102269.  https://doi.org/10.1016/j.janxdis.2020.102269

Velden, P.G. van der, Marchand, M., Cuelenaere, B. & Das, M. (2020). Pre-outbreak determinants of perceived risks of corona infection and preventive measures taken. A prospective population-based study. PLOS ONE, 15(7):e0234600 https://doi.org/10.1371/journal.pone.0234600

Velden, P.G. van der, Komproe, I., Contino, C., Bruijne, M. de, Kleber, R.J., Das, M., & Schut, H. (2020). Which groups affected by potentially traumatic events (PTEs) are most at risk for a lack of social support? A prospective population-based study on the 12-month prevalence of PTEs and risk factors for a lack of post-event social support. PLOS ONE, 15(5):e0232477. https://doi.org/10.1371/journal.pone.0232477

Velden, P.G. van der, Contino, C., Akkermans, A.J., & Das, M. (2020). Victims of medical errors and the problems they face: a prospective comparative study among the Dutch population. European Journal of Public Health. ckaa106, https://doi.org/10.1093/eurpub/ckaa106

Geraerts, A., & Velden, P.G. van der (2020). Low-cost non-professional interventions for victims of sexual violence: A systematic review. Aggression and Violent Behavior,  101425. https://doi.org/10.1016/j.avb.2020.101425

Meulen, E. van der, Velden, P.G. van der, Aert, R.C.M.,  & Veldhoven, M. van (2020). Longitudinal associations of psychological resilience with mental health and functioning among military personnel: A meta-analysis of prospective studies. Social Sciences & Medicine, 112814. https://doi.org/10.1016/j.socscimed.2020.112814

Velden, P.G. van der, Das, M., & Muffels, R. (2019). The stability of mental health problems among Dutch 19-24 years students and non-students in the past decade. Psychiatry  Research, 282, 112622. https://doi.org/10.1016/j.psychres.2019.112622

Velden, P.G. van der, Das, M., Contino, C., & Knaap, L. van der. (2019). From health to financial problems: multi-problems among victims of partner and non-partner physical violence, and matched non-victims. Journal of Interpersonal Violence, 1-19. https://doi.org/10.1177/0886260519885915

Velden, P.G. van der, Oudejans, M., Das, M., Bosmans, M., & Maercker, A. (2019). The longitudinal effect of social recognition on PTSD symptomatology and vice versa: evidence from a population-based study. Psychiatry Research, 279, 287-294, https://doi.org/10.1016/j.psychres.2019.05.044

Bosmans, M.W.G., Setti, I., Sommovigo, V., & Velden, P.G. van der (2019). Do Type D personality and job demands-resources predict emotional exhaustion and work engagement? A 3-wave prospective study. Personality and Individual Differences. 149, 167-173. https://doi.org/10.1016/j.paid.2019.05.053

Velden, P.G. van der, Muffels, R.J.A., Peijen, R., & Bosmans, M.W.G. (2019). Wages and employment security following a major disaster: A 17-year population-based longitudinal comparative study. PLOSONE: 14(3), e0214208. https://doi.org/10.1371/journal.pone.0214208

Meulen, E. van der, Veldhoven, M.J.P.M. van, & Velden, P.G. van der (2019). Stability of psychological resilience of police officers: a three-wave latent class analysis. Personality and Individual Differences. 144, 120-124. https://doi.org/10.1016/j.paid.2019.03.006

Velden, P.G. van der, Setti, I., Das, M., & Meulen, E. van der (2019). Does social networking sites use predict mental health and sleep problems when prior problems and loneliness are taken into account? A population-based prospective study. Computers in human behavior, 93, 200-209. https://doi.org/10.1016/j.chb.2018.11.04

Velden, P.G. van der (2019). Leukemie en trauma: een persoonlijke beschouwing (Essay) [Leukemia and trauma: A personal consideration]. De Psycholoog. Februari nummer.

Janssens, K.M.E., Velden, P.G. van der, Taris, R., & Veldhoven. M.J.P.M. van (2018).  Resilience Among Police Officers: a Critical Systematic Review of Used Concepts, Measures, and Predictive Values of Resilience. Journal of Police and Criminal Psychology. https://doi.org/10.1007/s11896-018-9298-5

Bosmans, M.W.G., & Velden, P.G. van der (2018). The Effect of Employment Status in Post-Disaster Recovery: A Longitudinal Comparative Study among Employed and Non-Employed affected Residents, Journal of Traumatic Stress, 31, 460-466. https://doi.org/10.1002/jts.22282

Setti, I., Velden P.G. van der, Sommovigo, V., Ferretti, M.S., Giorgi, G., O’Sheac, D., & Argentero P. (2018). Health and functioning at work following thefts and robberies: A comparative study. Frontiers in Psychology, 20;9:168. https://doi.org/10.3389/fpsyg.2018.00168

Velden, P.G. van der, Pecoraro, M., Houwerzijl, M.S. & Meulen, E. van der (2018).  Mental Health Problems Among Whistleblowers: A Comparative Study. Psychological Reports. https://doi.org/10.1177/0033294118757681

Velden, P.G. van der, Pijnappel, B., & van der Meulen, E. (2017). Potentially traumatic events have negative and positive effects on loneliness, depending on PTSD-symptoms levels. Evidence from a population-based prospective comparative study. Social Psychiatry and Psychiatric Epidemiology. https://doi.org/10.1007/s00127-017-1476-8

Velden, P.G. van der, van der Meulen, E., Lenferink, L., & Yzermans, J.C. (2017). Media experiences and associations with mental health among the bereaved of the MH17-disaster: A latent profile analysis. Scandinavian journal of Psychology. https://doi.org/10.1111/sjop.12426

Van der Meulen, E., Velden, P.G. van der, Setti I, van Veldhoven, M.J.P.M. (2017). Predictive value of psychological resilience for mental health disturbances: a three-wave prospective study among police officers, Psychiatry Research, 260, 486-494.  https://doi.org/10.1016/j.psychres.2017.12.014

Velden, P.G., van der, Setti, I., Bosmans, M.W.G., & Muffels, R. (2017). Potentially traumatic events and job satisfaction: a prospective population-based comparative study. Journal of Occupational and Environmental Medicine. https://doi.org/10.1097/JOM.0000000000001237

Meulen, E. van der, Bosmans, MWG, Lens, K., Lahlah, E., & Velden, PG van der (2017).  Effects of Mental Strength Training for Police Officers: A Three-Wave Quasi-Experimental Study. Journal of Police and Criminal Psychology. https://doi.org/10.1007/s11896-017-9247-8

Bosmans, M.W.G., & Velden, P.G. van der (2017). Cross-lagged associations between posttraumatic stress symptoms and coping self-efficacy in long-term recovery: A four-wave comparative study. Social Science & Medicine, 193, 33-40. https://10.1016/j.socscimed.2017.09.040

Velden, P. van der, van Wilsem, J., Bakker, B., Crutzen, R., Meuleman, R. & Lahlah, A. (2017).  Voer voor psychologen: Het Longitudinal Internet Studies for the Social Sciences (LISS)-panel [Food for psychologists: the Longitudinal Internet Studies for the Social Sciences (LISS)-panel]. De Psycholoog, 32-41.

Velden, P.G. van der, Bosmans, M.W.G., Meulen, E. van der & Vermunt, J.K. (2016). Pre-event trajectories of mental health and health-related disabilities, and post-event traumatic stress symptoms and health: A 7-wave population-based study. Psychiatry research, 246, 466–473. https://doi.org/10.1016/j.psychres.2016.10.024

Velden, P.G. van der & Knaap, L.M. (2016). Do Measures of Post-Trauma Factors Better Explain PTSD Severity than Pre-Trauma Factors? An Empirical Reply to Ogle et al. Clinical Psychological Science, https://doi.org/10.1177/2167702616654906

Verbeek, I.C., & Velden, P.G. van der. (2016). Police studies on PTSD in Spanish speaking nations: A systematic review. Traumatology. http://doi.org/10.1037/trm0000084

Jong, W., Dückers, M.L.A., & Velden, P.G. van der (2016). Crisis Leadership by Mayors: a Qualitative Content Analysis of Newspapers and Social Media on the MH17 disaster. Journal of Contingencies and Crisis Management. https://doi.org/10.1111/1468-5973.12124

Velden, P.G. van der Velden, Bosmans, M.W.G., & Meulen, E. van der (2015). Predictors of workplace violence among ambulance personnel: a longitudinal study. NursingOpen, https://doi.org/10.1002/nop2.38

Bosmans, M.W.G., Knaap, L., & Velden Velden, P.G. van der (2016). The predictive value of trauma-related coping self-efficacy for posttraumatic stress symptoms: Differences between treatment seeking and non-treatment seeking victims. Psychological Trauma: Theory, Research, 8, 241-248. https://doi.org/10.1037/tra0000088

Jong, W., Dückers, M.L.A., & Velden, P.G. van der (2015). Leadership of mayors and governors during crises: a systematic review on tasks, behavior and effectiveness. Journal of Contingencies and Crisis Management. https://doi.org/10.1111/1468-5973.12091

Bosmans, M.W.G. & Velden, P.G. van der (2015). Longitudinal interplay between posttraumatic stress symptoms and coping self-efficacy: A four-wave prospective study: Social Science & Medicine, 134, 23-29. https://doi.org/10.1016/j.socscimed.2015.04.007

Bosmans, M.W.G., Komproe, I.H., Van Loey, N.E., Van der Knaap, L.M., Benight, C.C., & Velden, P.G. van der (2015). Assessing perceived ability to cope with trauma: A multigroup validity study of a 7 item coping self-efficacy scale. European Journal of Psychological Assessment, http://dx.doi.org/10.1027/1015-5759/a000266

Bosmans, M.W.G., Knaap, L.M. & Velden, P.G. van der. (2015). Personality Traits as Predictors of Trauma-Related Coping Self-Efficacy: A Three-Wave Prospective Study. Personality and Individual Differences, 76, 44-48. https://doi.org/10.1016/j.paid.2014.11.052

Velden, P.G. van der, Bosmans, M.W.G., Bouman, T., Keijser, J. de, Kleber, R., & Schut, H. (2015). De belasting van longitudinaal trauma-onderzoek: een prospectieve studie naar veronderstelde en onvermoede voorspellers [The burden of longitudinal trauma research: a prospective study on assumed and unsuspected predictors]. De Psycholoog, 44-54.

Velden, P.G. van der, Bosmans, M.W.G., Bogaerts, S., & Veldhoven, M.J.P.M. (2014). Social organizational stressors and post-disaster mental health disturbances: a longitudinal study. Psychiatry Research. 219, 177-182. https://doi.org/10.1016/j.psychres.2014.05.032

Dijk, C. van, Sman-de Beer, F., Tielen, H., Velden, P.G. van der, & IJzermans, C.J. (2014). Effect van het schietincident in Alphen aan den Rijn op de gezondheid en het zorggebruik van de getroffenen [Effects of mass shooting incident Alphen aan de Rijn on health and services utilization]. Nederlands Tijdschrift voor Geneeskunde. 158: A6986.

Velden, P.G. van der Velden, Bosmans, M.W.G. & Scherpenzeel, A.C. (2013). The burden of research on trauma for respondents: A prospective and comparative study on respondents evaluations and predictors. PLOSONE 8(10): e77266. https://doi.org/10.1371/journal.pone.0077266

Velden, P.G. van der, Wong, A., Boshuizen, H.C., & Grievink L. (2013). Persistent mental health disturbances during the 10 years after a disaster: Four-wave longitudinal comparative study. Psychiatry and Clinical Neuroscience, 67, 110-118. https://doi.org/10.1111/pcn.12022

Velden, P.G. van der, Rademakers, A.R., Vermetten, E., Yzermans, J., Portengen, M.A., & Grievink, L. Police officers: a high risk group for the development of mental health disturbances?(2013). A cohort study. British Medical Journal –Open (BMJOpen). https://doi.org/10.1136/bmjopen-2012-001720

Bosmans. M.W.G., Benight, C.C., Knaap, L.M., Winkel, F.W.W, & Velden, P.G. van der (2013). The associations between Coping Self-Efficacy and Posttraumatic Stress Symptoms 10 years post-disaster: Differences between Men and Women. Journal of Traumatic Stress, 26, 1-8. https://doi.org/10.1002/jts.21789

Berg, B. van den, Wong, A., Velden, P.G. van der, Boshuizen, H.C., & Grievink, L. (2012). Disaster exposure as a risk factor for mental health problems, eighteen months, four and ten years post-disaster. A longitudinal study, BMC Psychiatry, 12:147. https://doi.org/10.1186/1471-244X-12-147

Velden, P.G. van der, Loon, P. van, Benight, C.C., & Eckhardt, T. (2012). Mental health problems among search and rescue workers deployed in the Haïti earthquake 2010: A pre-post comparison. Psychiatry Research, 30 (198), 100-115. https://doi.org/10.1016/j.psychres.2012.02.017

Drogendijk, A.D. , Velden, P.G. van der, Kleber, R.J. (2012). Acculturation and post-disaster mental health problems among affected and non-affected immigrants: A comparative study. Journal of Anxiety Disorders, 138 (3), 485–489. https://doi.org/10.1016/j.jad.2012.01.037

Smid, G.E., Velden, van der, P.G., Lensvelt-Mulders, G.J., Knipscheer, J.W., Gersons, B.P., & Kleber, R.J. (2012). Stress sensitization following a disaster: a prospective study. Psychological Medicine, 42, 1675-1686. https://doi.org/10.1017/S0033291711002765

Smid, G., Velden, P.G. van der, Gersons, B.P.R., Kleber, R. (2012). Late-Onset Posttraumatic Stress Disorder Following a Disaster: A Longitudinal Study. Psychological Trauma: Theory, Research, Practice, and Policy, 4, 312-322. https://doi.org/10.1037/a0023868

Drogendijk, A.N., Velden, P.G. van der, Gersons B.P.R., & Kleber, R.J. (2011). Lack of social support among ethnic minorities after a disaster: A comparative study. British Journal of Psychiatry, 198, 317-322. https://doi.org/ 10.1192/bjp.bp.110.077644

Nijrolder, I., Velden, P.G. van der, Grievink, L., & Yzermans, J. (2011). Symptom attribution and presentation in general practice after an extreme life event. Family practice. https://doi.org/10.1093/fampra/cmq114

Velden, P.G. van der, Kleber, R.J., Grievink, L., & Yzermans, C.J. (2010). Confrontations with aggression and mental health problems in police officers: The role of organizational stressors, life-events and previous mental health problems. Psychological Trauma: Theory, Research, Practice, and Policy, 2, 135–144. https://doi.org/10.1037/a0019158

Velden, P.G. van der, Loon. P van, Kleber, R.J., Uhlenbroek, S., Smit, J. (2009) Naar een brede visie op psychosociale interventies na schokkende gebeurtenissen: suggesties voor een herziening van richtlijnen [Towards a broader view on psychosocial interventions after potential traumatic events: suggestions for a revision of current Dutch guidelines]. De Psycholoog, 11, 568-575.

Velden, P.G. van der & Yzermans, C.J. (2009). Long term effects of the terrorist attack in Beslan on adolescent survivors. Journal of Clinical Psychiatry, 70, 6, 934. https://doi.org/10.4088/jcp.08lr04750

Elbers, A.R.W., Gorgievski-Duijvesteijn, M.J., Velden, P.G. van der, Loeffen, W.L.A, & Zarafshani, K. (2010). A socio-psychological investigation into limitations and incentives concerning reporting a clinically suspect situation aimed at improving early detection of Classical Swine Fever outbreaks. Veterinary Microbiology, 142, 108-118. https://doi.org/10.1016/j.vetmic.2009.09.051

Velden, P.G. van der, Yzermans, C.J. & Stom, C. (2009). Inzetbaarheid personeel, ethische kwesties en attributies van klachten bij besmettingsrampen [Willingness of personnel to respond, ethical topics and attribution of symptoms after NBC disasters. Medisch Contact, 64, 202-205.

Donker, G., Velden, P.G. van der, Kerssens, J. & Yzermans, J. (2009). Sporadisch huisartsbezoek na een ramp: een probleem? [Infrequent attendance in general practice after a major disaster: a problem]. Huisarts&Wetenschap, 52, 69-73.

Berg, B. van den, Yzermans, C.J., Velden, P.G. van der, Stellato, R.K., Brunekreef, B., Lebret, E., & Grievink, L. (2009). Risk Factors for Unexplained Symptoms After a Disaster, A Five-Year Longitudinal Study in General Practice. Psychosomatics, 50, 69-77. https://doi.org/10.1176/appi.psy.50.1.69

Velden, P.G. van der (2008). Het gebruik van de GGz na rampen en calamiteiten [The use of MHS after disasters and calamities]. Psychologie&Gezondheid, 36, 131-140.

Velden, P.G. van der, & Wittmann, L. (2008). The independent predictive value of peritraumatic dissociation for PTSD symptomatology after type I trauma: A systematic review of prospective studies. Clinical Psychology Review, 28, 1009-1020. https://doi.org/10.1016/j.cpr.2008.02.006

Velden, P.G. van der, Kleber, R.J., & Koenen, K. C. (2008). Smoking predicts posttraumatic stress symptoms among rescue workers: a prospective study of ambulance personnel involved in the Enschede Fireworks Disaster. Drugs and Alcohol Dependence, 94, 267–271. https://doi.org/10.1016/j.drugalcdep.2007.11.001

Donker, G., Velden, P.G. van der, Kerssens, J. & Yzermans, J. (2008). Infrequent attendance in general practice after a major disaster: a problem? A longitudinal study using medical records and self-reported distress and functioning. Family Practice, 25, 92-97. https://doi.org/10.1093/fampra/cmn007

Berg, B. van der, Grievink L., Velden, P.G. van der, Yzermans, C.J., Stellato, R.K., Lebret, E., Brunekreef, B (2008). Risk factors for physical symptoms after a disaster: a longitudinal study. Psychological Medicine, 38, 499-510. https://doi.org/10.1017/s003329170700133x

Velden, P.G. van der, Grievink, L., Yzermans, C.J. Kleber, R.J., & Gersons, B.P.R. (2007). Correlates of mental health services utilization 18 months and almost 4 years postdisaster among adults with mental health problems. Journal of Traumatic Stress, 20, 1029-1039. https://doi.org/10.1002/jts.20273

Velden, P.G. van der, Kleber, R.J., Fournier, M., Grievink, L., Drogendijk, A.N., & Gersons, B.P.R. (2007). The association between dispositional optimism and mental health problems among disaster victims and a comparison group: A prospective study. Journal of Affective Disorders, 102, 35-45. https://doi.org/10.1016/j.jad.2006.12.004

Velden, P.G. van der, Grievink, L., Olff, M., Gersons, B.P.R. & Kleber, R.J. (2007). Smoking as a risk factor for mental health disturbances after a disaster: A prospective comparative study. Journal of Clinical Psychiatry, 69, 87-92. https://doi.org/10.4088/jcp.v68n0112

Ouden, D.J. den, Velden, P.G. van der, Grievink, Morren, M. Dirkzwager, A.J.E., & Yzermans, C.J. (2007). Use of mental health services among disaster survivors: predisposing factors. BMC Public Health. https://doi.org/10.1186/1471-2458-7-173

Dirkzwager, .J.E., Velden, P.G. van der, Grievink, L., & Yzermans, C.J. (2007). Disaster-related posttraumatic stress disorder and physical health. Psychosomatic Medicine, 69, 435-440. https://doi.org/10.1097/PSY.0b013e318052e20a

Berg, B. van den, Yzermans ,C.J., Velden, P.G. van der, Stellato, R.K., Lebret, E., & Grievink, L. (2007). Are physical symptoms among survivors of a disaster presented to the general practitioner? A comparison between self-reports and GP data. BMC Health Services Research, Sept 21, 7, 50. https://doi.org/10.1186/1472-6963-7-150

Berg, B. van den, Velden, P.G. van der, Stellato, R.K., & Grievink, L. (2007). Selective attrition and bias in a longitudinal health survey among survivors of a disaster. BMC Medical Research Methodology, Feb 15; 7, 8. https://doi.org/10.1186/1471-2288-7-8

Elbers, A.R., Gorgievski-Duijvesteijn, M.J., Velden, P.G. van der, & Loeffen, WL. (2007). Nonspecific clinical signs in pigs and use of exclusion diagnosis for classical swine fever: a survey among pig farmers and veterinary practitioners. Tijdschrift voor Diergeneeskunde, 132, 340-345.

Drogendijk, A.N., Dirkzwager, J.E., Grievink, L., Velden, P.G. van der, Marcelissen, F.G.H., & Kleber, R.J. (2007) The correspondence between persistent self-reported post-traumatic problems and general practitioners’ reports after a major disaster. Psychological Medicine, 37, 193-202. https://doi.org/oi:10.1017/S0033291706009093

Velden, P.G. van der, Kleber, R.J., Christiaanse, B., Gersons, BPR, Marcelissen, F.G.H. Drogendijk, A.N., Grievink, L., Olff, M, & Meewisse, M.L. (2006) The predictive value of peritraumatic dissociation for post-disaster intrusions and avoidance reactions and PTSD severity: A four-year prospective study. Journal of Traumatic Stress, 19, 493-506. https://doi.org/10.1002/jts.20140

Velden, P.G. van der, Grievink L., Kleber, R.J., Drogendijk, A.N., Roskam, A.J.R., Marcelissen, F.G.H., Olff, M., Meewisse, M.L., & Gersons, B.P.R. (2006). Post-disaster mental health problems and the utilization of mental health services: A four-year longitudinal comparative study. Administration and Policy in Mental Health and Mental Health Services Research, 33, 279-288. https://doi.org/10.1007/s10488-005-0027-x

Olff, M., Meewisse, M., Kleber, R.J., Velden, P.G. van der, Drogendijk, A.N., Van Amsterdam J.G.C., Opperhuizen, A., & Gersons, B.P.R. (2006). Tobacco Usage Interacts with postdisaster psychopathology on circadian salivary cortisol. International Journal of Psychophysiology, 59, 251-258. https://doi.org/10.1016/j.ijpsycho.2005.10.014

Grievink, L., Velden, P.G. van der, Yzermans, C.J., Roorda, J. & Stellato, R..K. (2006). The importance of estimating selection bias on prevalence estimates shortly after a disaster. Annals of Epidemiology, 16, ­782-788. https://doi.org/10.1016/j.annepidem.2006.04.008

Grievink, L, Velden, P.G. van der, Stellato, R.K., Dusseldorp, A., Gersons, B.P.R, Kleber, R.J. Lebret, E. (2006). A longitudinal comparative study of the physical and mental health problems of affected residents of the firework disaster Enschede, the Netherlands. Public Health,121, 367-374. https://doi.org/10.1016/j.puhe.2006.09.025

Dirkzwager, A., Grievink, L., Velden, P.G. van der, & Yzermans, C.J. (2006). A prospective study of risk factors for psychological and physical health problems after a man-made disaster. British Journal of Psychiatry, 189, 144-149. https://doi.org/doi:10.1192/bjp.bp.105.017855

Berg, B. van den, Velden, P.G. van der, Yzermans, J., Stellato, R.K. & Grievink, L. (2006). Health-related quality of life and mental health problems after a disaster: Are chronically ill survivors more vulnerable to health problems? Quality of Life Research. 1571-1576. https://doi.org/10.1007/s11136-006-0033-9

Velden, P.G. van der, van Loon, P., Yzermans, J, & Kleber, R (2006). Psychosociale zorg in de eerste weken na een ramp [Psycho-social care during the first weeks after a disaster]. De Psycholoog, 41, 658-663.

Velden, P.G. van der, Christiaanse, B., Kleber, R.J., Marcelissen, F.M.G., Dorresteijn, A.M., Drogendijk, A.N., Roskam, A.J., Grievink, L., Gersons, B.P.R., Olff, M., & Meewisse, M.L. (2006). The effects of disaster exposure and post-disaster critical incidents on intrusions, avoidance reactions and health problems among firefighters: a comparative study. Stress, Trauma, and Crisis, 9, 73-93. https://doi.org/10.1080/15434610600683742

Velden, P.G. van der (2006). Secundaire traumatisering [Secondary traumatisation]. Maandblad voor de Geestelijke Volksgezondheid, 61, 408-413.

Kamp, I. van, Velden, P.G. van der, Stellato, R., Roorda, J., Van Loon, J., Kleber, R.J., Gersons, B.P.R., & Lebret E. (2006). Physical and Mental health shortly after a disaster: first results from the Enschede firework disaster study. European Journal of Public Health, 16, 252-258. https://doi.org/10.1093/eurpub/cki188

Drogendijk, A.N., Velden, P.G. van der, Boeije, H.R., Gersons, B.P.R, & Kleber, R.J. (2005) “De ramp heeft ons leven verwoest: De psychosociale weerslag van de vuurwerkramp Enschede op Turkse getroffenen. Medische Antropologie, 17, 219-234.

Meewisse, M.L., Nijdam, M.J., de Vries, G.J., Gersons, B.P.R., Kleber, R.J., Velden, P.G. van der, Roskam, A.J., Christiaanse, B., Drogendijk, A.N., Olff, M. (2005). Disaster-related posttraumatic stress symptoms and sustained attention: Evaluation of depressive symptomatology and sleep disturbances as mediators. Journal of Traumatic Stress, 18, 299-302. https://doi.org/10.1002/jts.20037

Velden, P.G. van der, Grievink, L., Dorresteijn, A.M., Van Kamp, I., Drogendijk, A.N., Christiaanse, B., Roskam, A.J., Marcelissen, F., Olff, M., Meewisse, M., Gersons, B.P.R., & Kleber, R.J. (2005). Psychische klachten en het gebruik van de Geestelijke Gezondheidszorg na de vuurwerkramp Enschede: een longitudinale vergelijkende studie [Psychological problems and the use of mental health services after the fireworks disaster at Enschede. A longitudinal comparative study]. Tijdschrift voor Psychiatrie, 47, 571-582.

Dijkema, M., Grievink, L., Stellato, R., Roorda, J, & Velden, P.G. van der (2005). Determinants of response in a longitudinal health study following the firework-disaster in Enschede, the Netherlands. European Journal of Epidemiology, 20:839-847. https://doi.org/10.1007/s10654-005-2149-6

Ploeg, E. van der, Mooren, T.M., Kleber, R.J., Velden, P.G. van der, & Brom, D. (2004) . Construct validation of the Dutch version of the Impact of Event Scale. Psychological Assessment, 16, 16-26. https://doi.org/10.1037/1040-3590.16.1.16

Drogendijk, A.N., Velden, P.G. van der, Kleber, R.J., Christiaanse, B.C., Dorresteijn, S.M. Grievink, L., Gersons, B.P.M., Olff, M. & Meewisse, M. (2003). Turkse getroffenen Vuurwerkramp Enschede: een vergelijkende studie [Turkish victims of the Enschede Fireworks Disaster: A comparative study]. Gedrag & Gezondheid, 31, 145-162.

Ploeg, E. van der, Kleber, R.J. & Velden, P.G. van der (2000). Acute en chronische werkstress: implicaties voor psychische gezondheid [Acute and chronic stress at work: consequences for psychological health]. Gedrag&Gezondheid, 28, 172-185.

Velden, P.G. van der, Hazen, J.H.M. & Kleber, R.J. (1999). Traumazorg in organisaties [Trauma care in organizations]. Gedrag & Organisatie, themanummer ARBO (december 1999), 396-412.

Bar-on, D., Eland, J. Kleber, R.J., Krell, R., Moore, Y., Sagi, A., Soriano, E., Suedfeld, P., Velden, P.G. van der, & IJzendoorn, M. (1998). Multigenerational perspectives of coping with Holocaust experience: An attachment perspective for understanding the developmental sequelae of trauma across generations. International Journal of Behavioral Development, 22, 315-338. https://doi.org/10.1080/016502598384397

Velden, P.G. van der & Kleber, R.J. (1997). Een traumatische vakantie [A traumatic holiday]. Gedrag & Gezondheid, 176-189.

Velden, P.G. van der & Kleber, R.J. (1996). Met het oog op morgen: een overzicht van studies naar de EMDR-methode [With an eye to tomorrow: a review of studies on EMDR]. Tijdschrift voor Psychiatrie, 30-39.

Velden, P.G. van der & Herpers, T.M.M. (1994). Agressie in een psychiatrisch ziekenhuis [Aggression in a psychiatric hospital]. Gedrag & Gezondheid, 5, 209-218.

Book and chapters (selection)

Meulen, E. van der, & Velden, P.G van der (2018). Nabestaanden MH17 aan het woord. Een kwalitatief longitudinaal onderzoek naar bronnen van stress in de jaren na de ramp (Relatives of the MH17 disaster. A qualitative longitudinal study on sources of stress in the years after the disater). INTERVICT, Tilburg University.

Velden, P.G. van der, Mooren, T., & Knipscheer, J. (eds, 2015.) Psychotrauma wel beschouwd (Psychotrauma reviewed). Liber amicorum voor prof. dr. Rolf J. Kleber. Dec 2015 Diemen: Arq Psychotrauma Expert Groep. 171 p.

Velden, P.G. van der (2015). Gezondheid als risicofactor voor posttraumatische stresssymptomen: Een prospectieve studie [Health as a risk factor for posttraumatic stress symptoms: a prospective study]. In: Psychotrauma wel beschouwd. Liber amicorum voor prof. dr. Rolf J. Kleber. van der Velden, P. G., Mooren, T. & Knipscheer, J. (eds.). Arq Psychotrauma Expert Groep, p. 159-167 9 p.

Dusseldorp, A., Overveld, A.J.P. van, Kamp, I. van, Velden, P.G. van der, Brink, C.L. van den, Yzermans, C.J. (2014). Screeningsvragenlijst na incidenten met schadelijke stoffen [Rapid Assessment Tool for incidents involving hazardous substances]. Bilthoven, RIVM.

Velden, P.G. van der & Loon, P. van (2013). Rescue operations and stress. In: Handbook on drowning, J.J.L.M Bierens (Ed), chapter 5.22, Springer.

Loon, P. van & Velden, P.G. van der (2012). Interventies na calamiteiten: reductie van bronnnen van stress en stressreacties [Interventions after calamities: reduction of sources of stress and stress reactions]. Handboek Posttraumatische Stress Stoornissen, E. Vermetten, R. J. Kleber & O. van der Hart (red., hoofdstuk 19). Houten: BSL.

Velden, P.G. van der, & Kleber, R.J. (2009). Substance use and misuse after disasters. In: Y. Neria, S. Galeo, & F. Norris (Eds), Mental health and disasters (pp. 94-115). Cambridge University Press.

Velden, P.G. van der, Yzermans, C.J. & Grievink, L. (2009). The Enschede Fireworks Disaster. In: Y. Neria, S. Galeo, & F. Norris (Eds), Mental health and disasters (pp 473-496). Cambridge University Press.

Kleber, R.J. & Velden, P.G. van der (2009). Acute stress at work. In: J. Quick, M.J. Schabracq & C.L. Cooper (Eds.), chapter 13, Work and Health Psychology Handbook, Third Edition. Chichester, England: John Wiley / Blackwell.

Velden, P.G. van der & Middeldorp (Eds. 2008). Rampen en calamiteiten. Themanummer Psychologie& Gezondheid [Disasters and calamities. Special Issue Psychology & Health], 36, 101-179.

Grievink, L., Vries, M. de, Yzermans, C.J., Velden, P.G. van der, Berg, B., & Smilde-van den Doel (2008). Gezondheidsonderzoek na rampen: vragenlijsten voor algemene en psychosociale gezondheid [Health research after disaster: Questionnaires for general and psychosocial health]. Bilthoven, RIVM

Yzermans, C.J., Velden, P.G van der & Grievink (2006). Enschede. Onderzoekverslag. In: Gezondheidsmonitoring Getroffenen Vuurwerkramp [Enschede disaster scientific report: In: health monitoring victims Enschede fireworks disaster]. Enschede: GGD regio Twente.

Grievink, L., Velden, P.G. van der, Vries, M. de, Mulder, Y.M., Smilde-van den Doel, D.A. (2006). Gezondheidsonderzoek na rampen: een inventarisatie van wensen en verwachtingen. [Health research after disasters: an investigation of needs and expectancies] Bilthoven: RIVM.

Janssen, M., Velden, P.G. van der & Kleber, R.J. (2005). “Was alles maar weer normaal”. Over leven na de brand in Volendam [Back to normal: life after the Volendam café fire disaster]. Zaltbommel: Thema.

Kleber, R.J. & Velden, P.G. van der (2004). Traumatische stress in de werksituatie: Gevolgen en zorg. In J.A.M. Winnubst (Ed.), Stress, ziekteverzuim en reintegratie: Deel 1, Individugerichte benaderingen (pp. 111-130). Zaltbommel: Thema.

Kleber, R.J., & Velden, P.G. van der (2003). Acute Stress at Work. In: The Handbook of Work and Health Psychology. Edited by M.J. Schabracq, C.L. Cooper and J.A.M. Winnubst, John Wiley & Sons, Ltd.

Velden, P.G. van der & Kleber, R.J. (2002). Traumazorg in organisaties: kader en praktijk [Traumacare in organisations: Background and practice]. In: J.A.M. Winnubst, B.S.A.M. Holthuizen, M. Kiel & I. Weijman (Red.), Praktijkboek gezond werken, Deel II (pp. .11.1-38). Maarssen: Elsevier Gezondheidszorg

Petri, C., Velden, P.G. van der, & Kleber, R.J. (2002). Hoe gaat het met U: een praktische stressmonitor [How are you feeling?: A practical stress monitor]. Zaltbommel: Thema.

Ploeg, E. van der, Dorresteijn, A.M., Velden, P.G. van der & Kleber, R.J. (2001). Blijvende herinneringen aan de dag van de vuurwerkramp op 13 mei 2000 in Enschede [Abiding memories to the day of the Enschede Fireworks disaster, May 13, 2000]. Den Haag; Ministerie van VWS, Enschede: gemeente Enschede.

Velden, P.G. van der, Kleber, R.J., Hazen, J.H.M., & Eikenbroek, H.J. (2001), Lastige klanten, agressie en ander geweld [Threatening customers, aggression and other violence]. Zaltbommel: THEMA.

Velden, P.G. van der (1999). Getroffen ouders, getroffen kinderen? Een vergelijkende psychologische studie naar de (geestelijke) gezondheid en opvoeding van volwassen kinderen van Indische oorlogsgetroffenen [Victimized parents, victimized children? A comparative psychological study on (mental) health and parenting of adult children of second world war survivors in Dutch East Indies]. Delft: Eburon.

Velden, P.G. van der, Kleber, R.J. & Eikenbroek, H.E (1998). Erstbetreuung nach Katastrophen [Victim assistence after disasters]. Frankfurt: LUFTHANSA.

Velden, P.G. van der, Eland. J. & Kleber, R.J. (1997). Handboek voor opvang na rampen en calamiteiten [Handbook psycho-social care after disasters and calamities]. Zaltbommel, THEMA.

Velden, P.G. van der & Kleber, R.J. (1997). Agressie verkend en erkend: een handreiking voor de RIAGG’s [Agression assessed and recognized: a manual for Dutch Mental Health Services]. Utrecht: NVAGG.

Velden, P.G. van der & Kleber, R.J. (1994). Slachtofferzorg: wat te doen na geweld [Victim assistence: What to do after violence]. Utrecht: TELEAC.

Velden, P.G. van der, Eland J. & Kleber R.J. (1994). De Indische na-oorlogse generatie [The second generation of second world war II survivors in Dutch East Indies] Houten: Stafleu Bohn Van Loghum.

Velden, P.G. van der & Kleber, R.J. (1993). Handleiding Nazorg Brandweerpersoneel [Manual after care program for firefighters]. Den Haag, Ministerie van Binnenlandse Zaken.

Velden, P.G. van der, Burg, S. van der, Steinmetz, C.H.D & Bout, J. van den (1992). Slachtoffers van bankovervallen [Victim of bank robberies]. Houten, Bohn Stafleu Van Loghem.

Eland, J., Velden, P.G., van der, Kleber, R.J. & Steinmetz, C.H.D. (1990). Tweede Generatie Joodse Nederlanders [Second generation of Jewish world war II survivors]. Van Loghem Slaterus, Deventer.

Scientific reports and studies(selection)

Velden, P.G. van der (2021). VICTIMS-studie 2018 – 2020. Victims In Modern Society – Fonds Slachtofferhulp. Resultaten op basis van de metingen in 2018, 2019 en 2020. CentERdata, Tilburg.

Klerx-van Mierlo, F., Youngs, D. Oostinga, M., Mergaerts, L., VanDale, D. & Velden, P.G, van der (2014). Bejegening van getraumatiseerde slachtoffers van mensenhandel ten behoeve van coherente of consistente getuigenverklaringen. Een internationaal verkennende studie [Treatment of traumatized victims of human trafficking to support coherent or consistent testimonies: An international explorative study]. INTERVICT, Tilburg/WODC, Den Haag.”

Velden, P.G. van der, Lens, K., Hoffenkamp, H., Bosmans, M., & Meulen, E. van der (2014). Evaluatie training Mentale Kracht. Een plan-, proces-, en een effectevaluatie van de training mentale kracht voor politiemedewerkers [Evaluation training Mental Strength A plan, process, and an effect evaluation of the training mental strength for police officers]. INTERVICT, Tilburg/WODC, Den Haag.”

Velden, P.G. van der & Loon, P van (2012). Ervaren hulpverleners (politie, brandweer, ambulance) belemmeringen bij het inzetten van burgers in noodsituaties? [Do rescue workers experience barriers to request civilians to assist in emergencies?], WODC, Den Haag.

Velden, P.G. van der (2012). Pilot Project Weerbaarheid verpleegtehuis Randerode. Deel B: Evaluatie [Pilot project Hardiness Nursing Home Randerode. Part B: Evaluation]. Instituut voor Psychotrauma, Diemen.

Velden, P.G. van der, Dusseldorp, A, Drogendijk, A., & Overveld, A. (2011). Q-koorts – ruimingen van besmette bedrijven. Evaluatieonderzoek onder geitenhouders [The killing of Q-fever infected goats: a comparative study among affected farmers]. Bilthoven/Diemen. RIVM/IVP.

Drogendijk, A.N., Kleber, R.J., & Velden, P.G. van der (2009). Kleurrijk Slachtofferhulp Rapportage van het vergelijkende onderzoek Slachtofferhulp in een Kleurrijke samenleving. Diemen, Instituut voor Psychotrauma.

Grievink, L, Velden, P.G van der, Christiaanse, B., Berg, B. van den, Stellato, R.K., Roskam, A.J., Drogendijk, A.N., Kamst, R.A & Dorresteijn, A.M. (2004). Gezondheid getroffenen vier jaar na de vuurwerkramp enschede [Health Problems four years after the Firework Disaster Enschede]. Bilthoven: National Institute for Public Health and the Environment (RIVM)/ Zaltbommel: Institute for Psychotrauma (IVP), The Netherlands.

Drogendijk, A.N., Velden, P.G. van der, Kleber, R.J. & Gersons, B.P.R. (2004). Leidende en misleidende verwachtingen: Een kwalitatief onderzoek onder Turkse getroffenen van de vuurwerkramp Enschede omtrent de psychosociale zorg [Leading and misleading expectations: a qualitative study among Turkish victims of the Enschede Fireworks Disaster on psychosocial care]. Zaltbommel: Instituut voor Psychotrauma/AMC de Meren.

Christiaanse, B., Velden, P.G. van der, Kleber, R.J. & Gersons, B.P.R. (2003). Do stressors in the disaster recovery period influence mental health of rescue workers? European Psychotherapy, 4, 182.

Dorresteijn, S., Velden, P.G. van der, Kleber, R.J. & Gersons, B.P.R. (2003). Traumatic stress and mental health in children and family functioning after the Enschede firework explosion. European Psychotherapy, 4, 184.

Drogendijk, A.N., Velden, P.G. van der, Kleber, R.J. & Gersons, B.P.R. (2003). Psychological consequences of the firework disaster of Enschede in Turkish inhabitants. European Psychotherapy, 4, 184.

Dorresteijn, S., Velden, P.G. van der, Kleber, R.J. Kleber (2003). De vuurwerkramp Enschede: een vergelijkend onderzoek bij de getroffen kinderen en gezinnen [ The fireworks disaster Enschede: a comparative studies among children]. Zaltbommel: Instituut voor Psychotrauma.

Velden, P.G, van der, Grievink, L., Dusseldorp, A., Fournier, M., Stellato, R.K. Drogendijk, A., Dorresteijn, A.M. & Christiaanse B. (2002). Gezondheid getroffenen Vuurwerkramp Enschede [Health victims Enschede fireworks disaster]. Utrecht/Bilthoven. Instituut voor Psychotrauma (IvP) Rijksinstituut voor Volksgezondheid en Milieu (RIVM).

Grievink, L., Velden, P.G. van der, Christiaanse, B., Dijkema, M.B.A., Dusseldorp, A., Stellato, R.K., Fournier, M., Drogendijk, A.N., & Dorresteijn (2002). Health rescue workers fireworks disaster Enschede (In Dutch). Zaltbommel/Bilthoven The Netherlands: Instituut voor Psychotrauma/ Rijksinstituut voor Volksgezondheid en Milieu.

Berendsen, J.J., Christiaanse, B & Velden, P.G van der (2002). Veiligheidsbeleving van operationele medewerkers werkzaam op Tower van Luchtverkeerleiding Nederland (LVNL) [Perceived safety in employees working at TOWER/APPROACH of Netherlands Air Traffic Control]. Zaltbommel: Instituut voor Psychotrauma.

Velden, P.G. van der & Kleber, R.J. (2002). Het gebruik van de EMDR techniek bij de psychotherapeutische behandeling van werkgerelaterde traumaproblematiek: een vergelijkende studie [The use of EMDR in victimized employees: a RTC study]. Zaltbommel: Instituut voor Psychotrauma.

Velden, P.G. van der & Kleber, R.J. (2000). Nasleep herculesramp. Personeelszorg voor en huidige gezondheid van betrokken brandweer en ambulance medewerkers [Aftermath Hercules Air disaster: health of firefighters and ambulance personnel]. Zaltbommel: Instituut voor Psychotrauma.

Velden, P.G. van der & Kleber, R.J. (2000). Gezondheid en nazorg getroffenen Legionella epidemie [Health and after care of victims of the veterans disease outbreak]. Zaltbommel: Instituut voor Psychotrauma.

Velden, P.G. van der & Kleber, R.J. (2000). Aanpak van traumatische stress GVB Amsterdam [Traumatic stress in Amsterdam Public Transport]. Zaltbommel: Instituut voor Psychotrauma.

Velden, P.G. van der & Kleber, R.J. (2000). Werktevredenheid, werkbeleving en vitaliteit AID medewerkers [Worksatisfaction and vitality in employees of the Dutch Inspection Authority]. Zaltbommel: Instituut voor Psychotrauma.

Velden, P.G. van der, Kleber, R.J. & Oostrom, I. van (2000). StressMonitor: handleiding en psychometrische gegevens. Zaltbommel: Instituut voor Psychotrauma/S&N.

Velden, P.G. van der (2001). De begeleiding van psychische trauma’s. Bijblijven.

Velden, P.G. van der & Kleber, R.J. (1998). Checklist repatriëring en psycho-sociale opvang [Checklist relocation and psycho-social support Dutch victims after disasters abroad]. Ministerie van Volksgezondheid, Welzijn en Sport, eenheid Crisisbeheersing.

Velden, P.G. van der (1997). Verweer in Bosbeheer: een landelijke inventarisatie naar agressie en ingrijpende ervaringen in het werk van opzichters en boswachters [Frequency and impact aggression and incidents in the work of foresters]. Utrecht: Instituut voor Psychotrauma.

Velden, P.G. van der (1996). Inventarisatie onveilige situaties supermarkten [Investigation of unsafe situations in supermarkets] Utrecht: Instituut voor Psychotrauma.

Velden, P.G. van der, Kleber, R.J. & Gersteling, W. (1996). Critical Incidents in the work of Air Traffic Controllers: Frequency, impact and CISD. Amsterdam: Luchtverkeersbeveiliging.

Velden, P.G. van der (1995). Evaluatie bedrijfsopvang SNS-bank [Evaluation of victim assistance in SNS bank] Utrecht: Instituut voor Psychotrauma.

Velden, P.G. van der & Kleber, R.J. (1994). Incidenten en voorvallen in het werk van de Luchtverkeerbeveiliging [Incidents in the work of Dutch Air Traffic Control]. Utrecht: Instituut voor Psychotrauma.

Velden, P.G. van der (1994). Agressie- en geweldincidenten in het werk van VNV-beveiliging [Agression and violence in the work of VNV security services]. Utrecht: Instituut voor Psychotrauma.

Velden, P.G. van der, J. Eland, P. ten Veen & R.J. Kleber (1991). Psychische gevolgen van overvallen en werkbelasting bij Geldtransportbedrijf Brinks-Nedlloyd [Psychological consequences of robberies and workload in employees of Brinks-Nedlloyd money transport]. Utrecht, Instituut voor Psychotrauma.