Dipl.-Psych. Nadine Stammel
Clinical Psychological Intervention
Research Assistant
Room JK 26/322
14195 Berlin
Office hours
by appointment only
Peer-reviewed articles
2024
Boettcher, J., Heinrich, M., Boettche, M., Burchert, S., Glaesmer, H., Gouzoulis-Mayfrank, E., Heeke, C., Hernek, M., Knaevelsrud, C., Konnopka, A., Muntendorf, L.-K., Nilles, H., Nohr, L., Pohl, S., Paskuy, S., Reinhardt, I., Sierau, S., Stammel, N., Wirz, C., Renneberg, B. & Wagner, B. (2024). Internet-based transdiagnostic treatment for emotional disorders in Arabic- and Farsi-speaking refugees: study protocol of a randomized controlled trial. Trials 25(13). https://doi.org/10.1186/s13063-023-07845-5
Als Preprint veröffentlicht: https://www.researchsquare.com/article/rs-2626858/v1
El-Haj-Mohamad, R., Stein, J., Stammel, N., Nesterko, Y., Wagner, B., Böttche, M., & Knaevelsrud, C. (2025). Efficacy of internet-based cognitive behavioral and interpersonal treatment for depression in Arabic speaking countries: A randomized controlled trial. Journal of Affective Disorders, 368, 573-583.
El‐Haj‐Mohamad, R., Böttche, M., Vöhringer, M., Specht, F., Stammel, N., Nesterko, Y., Knaevelsrud, C. & Wagner, B. (2024). An internet‐based cognitive behavioural intervention for adults with depression in Arabic‐speaking countries: A randomized controlled trial. Stress and Health, e3432. https://doi.org/10.1002/smi.3432
Ruberl, A., Geiling, A., Böttche, M., Knaevelsrud, C. & Stammel, N. (2024). Risikofaktoren für sekundären traumatischen Stress (STS) und Posttraumatische Belastungsstörung (PTBS) bei Dolmetschenden mit eigener Traumaerfahrung [Risk Factors for Secondary Traumatic Stress (STS) and Post-Traumatic Stress Disorder (PTSD) in Interpreters with Personal Trauma Experience]. Psychother Psychosom Med Psychol, 74(06), 232-238. https://doi.org/10.1055/a-2311-4665
Stein, J., El-Haj-Mohamad, R., Stammel, N., Vöhringer, M., Wagner, B., Nesterko, Y., Böttche, M. & Knaevelsrud, C. (2024). Changes in trauma appraisal during brief internet-based exposure and cognitive restructuring treatment for Arabic-speaking people with PTSD. European Journal of Psychotraumatology, 15(1), 2324631. https://doi.org/10.1080/20008066.2024.2324631
2023
Geiling, A., Meyer, C., Böttche, M., Knaevelsrud, C. & Stammel, N. (2023). Unterstützungsangebote für Dolmetschende in der Arbeit mit Geflüchteten: Status quo und Bedarf. Verhaltenstherapie & psychosoziale Praxis, 55(1), 79-92.
Geiling, A., Nohr, L., Meyer, C., Böttche, M., Knaevelsrud, C. & Stammel, N. (2023). Development and Validation of a Questionnaire to Assess Role Conflicts Among Interpreters Working With Refugee Clients: The Role Conflicts Questionnaire. Int J Public Health. 68:1605844. https://doi.org/10.3389/ijph.2023.1605844
Liedl, A., Geiling, A., Dumser, B., Waiblinger, T., Böttche, M., Nesterko, Y., Koch, T. & Stammel, N. (2023). Aufnahmeprozesse und Klient*innen der beiden größten Behandlungszentren für Geflüchtete in Deutschland: Refugio München und Zentrum ÜBERLEBEN Berlin. Verhaltenstherapie & psychosoziale Praxis, 1, 7-21.
Meyer, C., Alhaddad, L., Stammel, N., Sixtus, F., Wesche, J. S., Kerschreiter, R., Kanngiesser, P., & Knaevelsrud, C. (2023). With a little help from my friends? Acculturation and mental health in Arabic-speaking refugee youth living with their families. Front Psychiatry, 14. https://doi.org/10.3389/fpsyt.2023.1130199
Reinhardt, I., Schmidt, L. Reske, D., Zielasek, J., Braun, G., Böttche, M., Boettcher, J., Burchert, S., Glaesmer, H., Knaevelsrud, C., Konnopka, A., Muntendorf, L., Nohr, L., Paskuy, S., Renneberg, B., Sierau, S., Stammel, N., Wagner, B., Wirz, C., & Gouzoulis-Mayfrank, E. (2023). Blended-ALMAMAR app for inpatient mental health care for refugees: Study protocol for a multicenter implementation study within the I-REACH consortium (Internet based REfugee mentAl healtH Care). BMC Health Services Research 23(1), 1409. https://doi.org/10.1186/s12913-023-10403-z
2022
Geiling, A., Böttche, M., Knaevelsrud, C. & Stammel, N. (2022). A comparison of interpreters' wellbeing and work-related characteristics in the care of refugees across different work settings. BMC Public Health, 22(1), 1635. https://doi.org/10.1186/s12889-022-14034-7
Geiling, A., Böttche, M., Knaevelsrud, C. & Stammel, N. (2022). Correction: A comparison of interpreters’ wellbeing and work-related characteristics in the care of refugees across different work settings. BMC Public Health, 22, 1829. https://doi.org/10.1186/s12889-022-14142-4
Geiling, A., Knaevelsrud, C., Behnam Shad, K., & Stammel, N. (2022). Psychotherapie mit Dolmetschenden – Schritt für Schritt. PSYCH up2date, 16(02), 102-107. https://doi.org/10.1055/a-1392-3352
Geiling, A., Knaevelsrud, C., Böttche, M., & Stammel, N. (2022). Psychological distress, exhaustion, and work-related correlates among interpreters working in refugee care: Results of a nationwide online survey in Germany. European Journal of Psychotraumatology, 13(1), 2046954. https://doi.org/10.1080/20008198.2022.2046954
Meyer, C.*, El-Haj-Mohamad, R.*, Stammel, N., Lotzin, A., Schäfer, I., Knaevelsrud, C. & Böttche, M. (2022). Associations of Depressive Symptoms, COVID-19-Related Stressors, and Coping Strategies. A Comparison Between Cities and Towns in Germany. Frontiers in Psychiatry, 12, 2612. https://doi.org/10.3389/fpsyt.2021.791312
*Shared first authorship
Meyer, C., Heinzl, L., Kampisiou, C., Triliva, S., Knaevelsrud, C. & Stammel, N. (2022). Do Gender and Country of Residence Matter? A Mixed Methods Study on Lay Causal Beliefs about PTSD. International Journal of Environmental Research and Public Health, 19(18), 11594. https://doi.org/10.3390/ijerph191811594
Meyer, C., Kampisiou, C., Triliva, S., Knaevelsrud, C. & Stammel, N. (2022). Lay causal beliefs about PTSD and cultural correlates in five countries. European Journal of Psychotraumatology, 13(1), https://doi.org/10.1080/20008198.2022.2029333
Specht, F., Vöhringer, M., Knaevelsrud, C., Wagner, B., Stammel, N., & Böttche, M. (2022) Prolonged grief disorder in Arabic-speaking treatment-seeking populations: Relationship with socio-demographic aspects, loss-and trauma-related characteristics and mental health support. Frontiers in Psychiatry, 2092. https://doi.org/10.3389/fpsyt.2022.933848
Stammel, N., Knaevelsrud, C., & Niemeyer, H. (2022). Neue Entwicklungen in der Diagnostik, Prävention und Behandlung von Traumafolgestörungen. Verhaltenstherapie, 32(3), 59-61. https://doi.org/10.1159/000526758
Waiblinger, T., Diab, W., Stammel, N., & Böttche, M. (2022). Suizidalität bei geflüchteten Menschen mit Traumafolgestörungen. Trauma und Gewalt, 16(2), 108-116. https://doi.org/10.21706/tg-16-2-108
2021
Böttche, M., Kampisiou, C., Stammel, N., El-Haj-Mohamad, R., Heeke, C., Burchert, S., ... & Knaevelsrud, C. (2021). From Formative Research to Cultural Adaptation of a Face-to-Face and Internet-Based Cognitive-Behavioural Intervention for Arabic-Speaking Refugees in Germany. Clinical Psychology in Europe, 3, 1-14. http://dx.doi.org/10.32872/cpe.4623
Böttche, M., Wagner, B., Vöhringer, M., Heinrich, M., Stein, J., Selmo, P., Stammel, N., & Knaevelsrud, C. (2021). Is only one cognitive technique also effective? Results from a randomised controlled trial of two different versions of an internet-based cognitive behavioural intervention for post-traumatic stress disorder in Arabic-speaking countries. European Journal of Psychotraumatology. 12(1). https://doi.org/10.1080/20008198.2021.1943870
Geiling, A., Knaevelsrud, C., Böttche, M., & Stammel, N. (2021). Mental Health and Work Experiences of Interpreters in the Mental Health Care of Refugees: A Systematic Review. Frontiers in psychiatry, 12. https://doi.org/10.3389/fpsyt.2021.710789
Stein, J.*, Niemeyer, H.*, Meyer, C., Wirz, C., Eiling, A., Gruzman, R., Heeke, C., Stammel, N.†, & Knaevelsrud, C.† (2021). Posttraumatic Stress in Adult Civilians Exposed to Violent Conflict, War and Associated Human Rights Abuses in the Eastern Mediterranean Region: A Systematic Review and Meta-Analysis. Journal of Affective Disorders, 294, 605-627. https://doi.org/10.1016/j.jad.2021.06.042
* shared first authorship; †shared last authorship
2020
Heeke, C., O'Donald, A., Stammel, N., & Böttche, M. (2020). Same same but different? DSM-5 versus ICD-11 PTSD among traumatized refugees in Germany. Journal of Psychosomatic Research, 134, 110129. https://doi.org/10.1016/j.jpsychores.2020.110129
Stammel, N., Heinzl, L., Heeke, C., Böttche, M., & Knaevelsrud, C. (2020). Association Between Prolonged Grief and Attitudes Toward Reconciliation in Bereaved Survivors of the Khmer Rouge Regime in Cambodia. Frontiers in Psychiatry, 11(644). https://doi.org/10.3389/fpsyt.2020.00644
Vöhringer, M., Knaevelsrud, C., Wagner, B., Slotta, M., Schmidt, A., Stammel, N., & Böttche, M. (2020). Should I stay or must I go? Predictors of dropout in an internet-based psychotherapy programme for posttraumatic stress disorder in Arabic. European Journal of Psychotraumatology, 11(1). https://doi.org/10.1080/20008198.2019.1706297
2018
Wenk-Ansohn, M.,* Heeke, C.*, Böttche, M, Stammel, N. (2018). Acute short-term multimodal treatment for newly arrived traumatized refugees: Reflections on the practical experience and evaluation. Torture Journal 28(2), 99-117. https://doi.org/10.7146/torture.v28i2.106847
* Shared first authorship
2017
Burchert, S., Stammel, N., & Knaevelsrud, C. (2017). Transgenerational trauma in a post-conflict setting: Effects on offspring PTSS/PTSD and offspring vulnerability in Cambodian Families. Psychiatry Research, 254, 151-157. https://doi.org/10.1016/j.psychres.2017.04.033
Heeke, C., Stammel, N., Heinrich, M., & Knaevelsrud, C. (2017). Conflict-related trauma and bereavement: exploring differential symptom profiles of prolonged grief and posttraumatic stress disorder. BMC Psychiatry, 17, 118. https://doi.org/10.1186/s12888-017-1286-2
Knaevelsrud, C., Stammel, N., & Olff, M. (2017). Traumatized refugees: identifying needs and facing challenges for mental health care. European Journal of Psychotraumatology, 8(sup2), 1388103. https://doi.org/10.1080/20008198.2017.1388103
Stammel, N., Knaevelsrud, C., Schock, K., Walther, L.C.S., Wenk-Ansohn, M., & Böttche, M. (2017). Multidisciplinary treatment for traumatized refugees in a naturalistic setting: symptom courses and predictors. European Journal of Psychotraumatology, 8(sup2). https://doi.org/10.1080/20008198.2017.1377552
2016
Böttche, M., Stammel, N., & Knaevelsrud C. (2016). Psychotherapeutische Versorgung von traumatisierten geflüchteten Menschen in Deutschland. Der Nervenarzt, 87, 1136-1143. https://doi.org/10.1007/s00115-016-0214-x
2015
Eichhorn, S., Stammel, N., Glaesmer, H., Klauer, T., Freyberger, H.J., Knaevelsrud, C., Kuwert, P. (2015). Readiness to Reconcile and Posttraumatic Distressin German Survivors of Wartime Rapes in 1945. International Psychogeriatrics, 27(5), 857-864. https://doi.org/10.1017/S1041610214002695
Heeke, C., Stammel, N. & Knaevelsrud, C. (2015). When hope and grief intersect: Rates and risks of prolonged grief disorder among bereaved individuals and relatives of disappeared persons in Colombia. Journal of Affective Disorders, 173, 59-64. https://doi.org/10.1016/j.jad.2014.10.038
Stammel, N., Bockers, E., Neuner, F., Chhim, S., Taing, S. & Knaevelsrud, C. (2015). The Readiness to Reconcile Inventory: Assessing Attitudes Toward Reconciliation in Victims of War and Conflict. European Journal of Psychological Assessment, 33, 436-444. https://doi.org/10.1027/1015-5759/a000304
Stammel, S., Abbing, E.M., Heeke, C., Knaevelsrud, C. (2015). Applicability of the ICD-11 proposal for PTSD: A comparison of prevalence and comorbidity rates with the DSM-IV PTSD classification in two post-conflict samples. European Journal of Psychotraumatology, 6(1), 27070. https://doi.org/10.3402/ejpt.v6.27070
2013
Stammel, N., Heeke, C., Bockers, E., Chhim, S., Taing, S. Wagner, B. & Knaevelsrud, C. (2013). Prolonged grief disorder three decades post loss in survivors of the Khmer Rouge regime in Cambodia. Journal of Affective Disorders, 144(1-2), 87-93. https://doi.org/10.1016/j.jad.2012.05.063
2012
Stammel, N., Neuner, F., Böttche, M. & Knaevelsrud, C. (2012). Construction of a questionnaire for readiness to reconcile in victims of human rights violations. European Journal of Psychotraumatology, 3(1), 15785. https://doi.org/10.3402/ejpt.v3i0.15785
Knaevelsrud, C., Stammel, N. & Böttche, M. (2012). Posttraumatische Belastungsstörungen bei Folter- und Kriegsopfern. Psychotherapeut 57, 451–464. https://doi.org/10.1007/s00278-012-0935-7
2011
Bockers, E., Stammel, N. & Knaevelsrud, C. (2011). Reconciliation in Cambodia: 30 Years after the Terror of the Khmer Rouge Regime. Torture, 21(2), 71-83.
2010
Stammel, N., Bockers, E., Taing, S., & Knaevelsrud, C. (2010). The Survivors’ Needs: Opinions on Reparations for Victims of the Khmer Rouge Regime in Cambodia. Traumatic Stress Points, 24(6), 7-9.
2009
Stammel, N. & Knaevelsrud, C. (2009). Vergebung und psychische Gesundheit nach traumatischen Erlebnissen: Ein Überblick. Trauma und Gewalt, 3(1), 34-41.
2007
Toro, P.A., Tompsett, C.J., Lombardo, S., Philippot, P., Nachtergael, H., Galand, B., Schlienz, N., Stammel, N., Yabar, Y., Blume, M., MacKay, L. & Harvey, K (2007). Homelessness in Europe and the United States: A Comparison of Prevalence and Public Opinion. Journal of Social Issues, 63(3), 505-524. https://doi.org/10.1111/j.1540-4560.2007.00521.x
Publications in books and monographs
Wenk-Ansohn, M; Stammel, N; Böttche, M (2019). Stammel, N. (2019). Folteropfer und traumatisierte Geflüchtete. In Maercker, A.: Traumafolgestörungen. Berlin: Springer, S. 481-509.
Stammel, N. (2019). Principles and Evidence of Culture Sensitive Mental Health Approaches. In Maercker, A., Heim, E. Kirmayer, L.J. (Eds.). Cultural Clinical Psychology and PTSD. Boston, MA: Hogrefe Publishing, S. 167-179.
Böttche, M. & Stammel, N. (2019). Screening & Psychodiagnostik. In Mayer T., Morina, N. Schick, M. & Schnyder U. (Hrsg.). Trauma – Flucht – Asyl: Ein interdisziplinäres Handbuch für Beratung, Betreuung und Behandlung. Bern: Hogrefe, S. 319-336.
Knaevelsrud, C., Liedl, A., Stammel, N. (2012). Posttraumatische Belastungsstörungen: Herausforderungen in der Therapie der PTBS. Weinheim: Beltz.
Stammel, N., Kuwert, P., & Knaevelsrud C. (2012). Migranten und transkulturelle Psychiatrie. In Freyberger, H. J., Schneider, W. & Stieglitz R.-D. (Hrsg.): Kompendium der Psychiatrie, Psychotherapie und Psychosomatischen Medizin. Karger- Verlag.
Stammel, N. (2012). Vergessen und Erinnern bei traumatisierten Opfern von Krieg und Folter. In Blum, A., Georgen, T., Knapp, W. & Sellier, V. (Hrsg.) Potentiale des Vergessens. Königshausen & Neumann: Würzburg.
Editorship of journals and publication series
Themenheft „Trauma“ der Zeitschrift Verhaltenstherapie, Ausgabe 3/22
Other publications
Stammel, N., Heeke, C., Díaz Gómez, M. T., Ziegler, M., & Knaevelsrud, C. (2012). What the victims tell: Attitudes and experiences of internally displaced persons within the context of the armed conflict and the reparation process in Colombia. Berlin: Behandlungszentrum für Folter. https://www.ewi-psy.fu-berlin.de/einrichtungen/arbeitsbereiche/klinisch_psychologische_intervention/media/report_colombia_12-2012.pdf
Stammel, N., Burchert, S., Taing, S. Bockers, E. & Knaevelsrud, C. (2010). The Survivors’ Voices: Attitudes on the ECCC, the former Khmer Rouge and Experiences with Civil Party Participation. bzfo-report. https://www.researchgate.net/publication/335723359_The_survivor%27s_voices_Attitudes_on_the_ECCC_the_former_Khmer_Rouge_and_Civil_Party_Participation
Talks at congresses and conferences
2019
Stammel, N., Heinzl, L, Knaeveslrud, C. Anhaltende Trauerstörung und Versöhnungsbereitschaft bei hinterbliebenen Überlebenden des Khmer Rouge Regimes in Kambodscha. Jahrestagung der DeGPT, Frankfurt, März 2019.
2017
Stammel, N., Abbing, E., Heeke, C, Knaeveslrud, C. The ICD-11 Proposal for PTSD: A comparison of prevalence and comorbidity with the DSM-IV classification in two post-conflict samples. 15th ESTSS Conference, Odense, Juni 2017.
2015
Stammel, N., Neuner, F. & Knaevelsrud, C. Psychische Gesundheit und Versöhnungsbereitschaft: Ergebnisse aus Post-Konflikt-Ländern aus drei Kontinenten. Vortrag, 9. Workshopkongress für Klinische Psychologie und Psychotherapie der DGPs, Dresden, Mai 2015.
Stammel, N. Veränderungen aufgrund von DSM-5 und ICD-11 – wen haben wir zukünftig als Traumapatienten, Vortrag, 26. Warsteiner Psychotherapie-Symposium, Warstein, März 2015.
2014
Stammel, N., Schock, K., Walther, L. Wenk-Ansohn, M. & Knaevelsrud, C. Evaluation einer ambulanten psychotherapeutischen Behandlung mit traumatisierten Kriegs- und Folteropfern, Vortrag, 16. Jahrestagung der deutschsprachigen Gesellschaft für Psychotraumatologie (DeGPT), Hamburg, März 2014.
2013
Stammel, N., Heeke, C., Ziegler, M, Diaz Gomez, M. & Knaevelsrud, C. Readiness to Reconcile in Internally Displaced Persons in Colombia. 13th European Society for Traumatic Stress Studies - ESTSS Conference, Bologna, Juni 2013.
Stammel, N., Burchert, S., Antonietti, K. & Knaeveslrud, C. Transgenerationale Effekte traumatischer Erfahrungen unter Berücksichtigung des Erziehungsverhaltens: Kinder von Überlebenden des Khmer Rouge Regimes in Kambodscha, Vortrag. 8. Workshopkongress für Klinische Psychologie und Psychotherapie der DGPs, Trier, Mai 2013.
2011
Stammel, N., Bockers, E., Taing, S., Burchert, S. & Knaevelsrud, C. Victim Participation at the Khmer Rouge Tribunal in Cambodia, Vortrag, 32nd International Congress on Law and Mental Health, Berlin, 2011.
Stammel, N., Bockers, E., Taing, S., Burchert, S. & Knaevelsrud, C. Readiness to Reconcile and Mental Health among Victim-Participants at the Khmer Rouge Tribunal in Cambodia: A longitudinal Analysis, 12th European Conference on Traumatic Stress, Vienna, 2011.
2010
Stammel, N. Versöhnungsbereitschaft und psychische Gesundheit nach traumatischen Erlebnissen, Vortrag, Wissenschaftliches Kolloquium der Klinik und Hochschulambulanz für Psychiatrie und Psychotherapie, Charite Berlin, 03.11.2010.
Stammel, N., Bockers, E., Neuner, F., Taing, S., & Knaevelsrud, C. Readiness to Reconcile and Mental Health among Survivors of the Khmer Rouge Regime in Cambodia, Vortrag, World Congress of Cognitive Behavior Therapy, Boston, 2010.
Stammel, N. Versöhnungsbereitschaft nach traumatischen Erlebnissen, Vortrag, Kolloquium der Klinik für Psychiatrie und Psychotherapie I, Evangelisches Krankenhaus Bielefeld, 19.5.2010.
Stammel, N., Bockers, E., Taing, S., Neuner, F. & Knaevelsrud, C. Versöhnungsbereitschaft und psychische Gesundheit bei Opfern des Khmer Rouge Regimes in Kambodscha, Vortrag, 12. Jahrestagung der Deutschsprachigen Gesellschaft für Psychotraumatologie (DeGPT), Göttingen, 2010.
2009
Stammel, N., Bockers, E., Taing, S., Neuner, F. & Knaevelsrud, C. Readiness to reconcile and mental health in the context of the Khmer Rouge Trials in Cambodia, Vortrag, 11th European Conference on Traumatic Stress (ECOTS), Oslo, 2009.
Stammel, N., Bockers, E., Taing, S., Neuner, F. & Knaevelsrud, C. Versöhnungsbereitschaft und psychische Gesundheit bei Opfern des Khmer Rouge Regimes in Kambodscha, Vortrag, 27. Symposium der Fachgruppe Klinische Psychologie und Psychotherapie, Zürich, 2009.
Stammel, N., Bockers, E., Taing, S., Neuner, F. & Knaevelsrud, C. Readiness to Reconcile and Mental Health in the context of the Khmer Rouge Trials in Cambodia, Vortrag, 25th Annual Meeting of the International Society for the Studies of Traumatic Stress (ISTSS), Atlanta, 2009.
2008
Knaevelsrud, C., Boettche, M., Neuner, F., & Stammel, N. Readiness to Reconcile and Mental Health in Traumatized Refugees, Vortrag, 24th Annual Meeting of the International Society for Traumatic Stress Studies (ISTSS), Chicago, 2008
Stammel, N. & Knaevelsrud, C. Reconciliation and Mental Health in traumatized victims of Human Rights Violations, Vortrag, XXIX. International Congress of Psychology, Berlin, 2008.
Stammel, N., Knaevelsrud, C., Böttche, M. & Neuner, F. Readiness to Reconcile Inventory (RRI): Entwicklung eines Instruments zur Erfassung der Versöhnungsbereitschaft bei Opfern von Menschenrechtsverletzungen, Vortrag, 26. Symposium der Fachgruppe Klinische Psychologie und Psychotherapie der Deutschen Gesellschaft für Psychologie (DGPs), Potsdam, 2008.
2007
Stammel, N. Versöhnungsbereitschaft und psychische Gesundheit nach Menschenrechtsverletzungen, Kolloquium der Klinik für Psychiatrie und Psychotherapie, Universität Greifswald, 07.11.2007
Stammel, N., Knaevelsrud, C., Böttche, M. & Neuner, F. Konstruktion eines Fragebogens zur Erfassung von Vergebung und der Bereitschaft zur Versöhnung mit den Tätern, Vortrag, 9. Jahrestagung der Deutschsprachigen Gesellschaft für Psychotraumatologie (DeGPT), Hamburg, 2007.
2006
Stammel, N. & Knaevelsrud, C. Folter und Trauma. Welche Rolle spielt Vergebung bei der psychischen Genesung?, Vortrag, 8. Jahrestagung der Deutschsprachigen Gesellschaft für Psychotraumatologie (DeGPT), Hannover, 2006.
Workshops
Böttche, M., Liedl, A., Schock, K. & Stammel N. (Komplexe) Traumatisierungen und Posttraumatische Belastungsstörung im Interkulturellen Setting – Herausforderungen und Behandlungsmöglichkeiten, Workshop, dgvt Workshoptagung 2011, Tübingen, 2011.
Knaevelsrud, C., Stammel, N. & Bockers, E. An Introduction in research methods for prospective scientists of a Cambodian psychosocial help organisation, Workshop, Transcultural Psychosocial Organisation, Phnom Penh, 2008.