• Melero, S., Morales, A., Tomczyk, S., Orgilés, M., & Espada, J. P. (in press). Who benefits most from an evidence-based program to reduce anxiety and depression in children? Development and Psychopathology.
• Peter, L.-J., Schindler, S., Sander, C., Schmidt, S., Muehlan, H., McLaren, T., Tomczyk, S., Speerforck, S., & Schomerus, G. (in press). Continuum Beliefs and Mental Illness Stigma: A Systematic Review and Meta-Analysis of Correlation and Intervention Studies. Psychological Medicine.
• Rahn, M.*, Tomczyk, S., Schopp, N., & Schmidt, S. (in press). Warning Messages in Crisis Communication: Risk Appraisal and Warning Compliance in Severe Weather, Violent Acts, and the COVID-19 Pandemic. Frontiers in Psychology. [*shared first authorship]

• Schroeder, C. P., Bruns, J., Lehmann, L., Goede, L.-R., Bliesener, T., & Tomczyk, S. (2022). Radicalisation in Adolescence – The Identification of Vulnerable Groups. In: European Journal on Criminal Policy and Research. https://doi.org/10.21428/cb6ab371.888b499a

• McLaren, Thomas; Peter, Lina-Jolien; Tomczyk, Samuel; Muehlan, Holger; Stolzenburg, Susanne; Schomerus, Georg; Schmidt, Silke (2021): How can the utilisation of help for mental disorders be improved? A quasi-experimental online study on the changeability of stigmatising attitudes and intermediate variables in the process of utilisation. In: BMC Public Health, Nov 19; 21 (1). https://doi.org/10.1186/s12889-021-12125-5

• Greffin, Klara; Muehlan, Holger; Tomczyk, Samuel; Suemnig, Ariane; Schmidt, Silke; Greinacher, Andreas (2021): In the Mood for a Blood Donation? Pilot Study about Momentary Mood, Satisfaction, and Return Behavior in Deferred First-Time Donors. In: Transfus Med Hemother 48 (4), S. 220-227. https://doi.org/10.1159/000514016

• Tomczyk, S*., Rahn, M.*, Markwart, H. & Schmidt, S. (2021). A Walk in the Park? Examining the Impact of App-Based Weather Warnings on Affective Reactions and the Search for Information in a Virtual City. International journal of environmental research and public health, 18(16). https://doi.org/10.3390/ijerph18168353 [*shared first authorship]

• Rahn, M.*, Tomczyk, S.*, Schopp, N., & Schmidt, S. (2021). Warning Messages in Crisis Communication: Risk Appraisal and Warning Compliance in Severe Weather, Violent Acts, and the COVID-19 Pandemic. Frontiers in Psychology. https://doi.org/10.3389/fpsyg.2021.557178 [*shared first authorship]

• Morales, A., Tomczyk, S., Orgilés, M., & Espada, J. P. (2021). “Who Are at Higher Sexual Risk?” Latent Class Analysis of Behavioral Intentions among Spanish Adolescents. International Journal of Environmental Research and Public Health, 18(4), 1855. https://doi.org/10.3390/ijerph18041855

• Greffin, K., Muehlan, H., Tomczyk, S., Sümnig, A., Schmidt, S., & Greinacher, A. (2021). In the mood for a blood donation? Pilot study about momentary mood, satisfaction, and return behavior in deferred first-time donors. Transfusion Medicine and Hemotherapy https://doi.org/10.1159/000514016

• Tomczyk, S., Altweck, L., & Schmidt, S. (2021). How is the way we spend our time related to psychological wellbeing? A cross-sectional analysis of time-use patterns in the general population and its associations with wellbeing and life satisfaction. BMC Public Health, 21:1858. https://doi.org/10.1186/s12889-021-11712-w [Link zum Paper:https://rdcu.be/czw6J]

• Morales, A., Melero, S., Tomczyk, S., Espada, J. P., & Orgilés, M. (2020). Subtyping of Strengths and Difficulties in a Spanish Children Sample: A Latent Class Analysis. Journal of Affective Disorders, 280, 272-278. doi: 10.1016/j.jad.2020.11.047.

• Morales, A., Rodríguez-Menchón, M., Tomczyk, S., Fernández-Martínez, I., Orgilés, M., & Espada, J. P. (2020). Internalizing and externalizing symptoms in Spanish children aged 6-8: Results of a latent profile analysis. Journal of Affective Disorders, 279, 617–623. doi: 10.1016/j.jad.2020.10.066

• Rahn, M., Tomczyk, S., & Schmidt, S. (2020). Storms, Fires, and Bombs: Analyzing the Impact of Warning Message and Receiver Characteristics on Risk Perception in Different Hazards. Risk Analysis. doi: 10.1111/risa.13636

• Guertler, D., Moehring, A., Krause, K., Tomczyk, S., Freyer-Adam, J., Baumann, S., Bischof, G., Rumpf, H.-J., Batra, A., Wurm, S., John, U. & Meyer, C. (2020). Latent alcohol use patterns and their link to depressive symptomatology in medical care patients. Addiction. doi: 10.1111/add.15261.

• Hahm, S., Schomerus, G., Muehlan, H., Tomczyk, S., Schmidt, S., & Stolzenburg, S. (2020). How stigma interferes with symptom awareness: Discrepancy between objective and subjective measures of cognitive performance in currently untreated persons with mental health problems. Stigma and Health,5(2), 146–157. doi: 10.1037/sah0000184

• Tomczyk, S., Schomerus, G., Stolzenburg, S., Muehlan, H., & Schmidt, S. (2020). Ready, Willing and Able? An Investigation of the Theory of Planned Behaviour in Help-Seeking for a Community Sample with Current Untreated Depressive Symptoms. Prevention Science 21(6), 749–760. doi: 10.1007/s11121-020-01099-2

• Tomczyk, S., Rahn, M., & Schmidt, S. (2020). Social distancing and stigma: Association between compliance with behavioral recommendations, risk perception, and stigmatizing attitudes during the COVID-19 outbreak.Frontiers in Psychology. doi: 10.3389/fpsyg.2020.01821

• Bischoff, M., Howland, V., Klinger-König, J., Tomczyk, S., Schmidt, S., Zygmunt, M., Heckmann, M., van den Berg, N., Bethke, B., Corleis, J., Günther, S., Liutkus, K., Stentzel, U., Neumann, A., Penndorf, P., Ludwig, T., Hammer, E., Winter, T., & Grabe, H. J. (2019). Save the Children by Treating Their Mothers (PriVileG-M-Study) -- Study Protocol: A Sequentially Randomized Controlled Trial of Individualized Psychotherapy and Telemedicine to Reduce Mental Stress in Pregnant Women and Young Mothers and to Improve Child's Health. BMC Psychiatry, 19(1), 371. doi: 10.1186/s12888-019-2279-0

• Horsfield, P., Stolzenburg, S., Hahm, S., Tomczyk, S., Muehlan, H., Schmidt, S., & Schomerus, G. (2019). Self-labeling as having a mental or physical illness: the effects of stigma and implications for help-seeking. Social Psychiatry and Psychiatric Epidemiology, 1-10. doi: 10.1007/s00127-019-01787-7

• Schomerus, G., Auer, C., Muehlan, H., Horsfield, P., Tomczyk, S., Evans-Lacko, S., Schmidt, S., Freitag, S., & Stolzenburg, S. (2019). Validity and psychometric properties of the Self-Identification as Having a Mental Illness Scale (SELF-I) among currently untreated persons with mental health problems. Psychiatry Research, 273, 303-308. doi: 10.1016/j.psychres.2019.01.054

• Tomczyk, S., Schmidt, S., Muehlan, H., Stolzenburg, S., & Schomerus, G. (2019). A Prospective Study on Structural and Attitudinal Barriers to Professional Help-Seeking. The Journal of Behavioral Health Services & Research, 47(1), 54-69. doi: 10.1007/s11414-019-09662-8

• Becker, S., Konrad, A., Zimmermann, L., Müller, C., Tomczyk, S., Reichler, L., & Körner, M. (2018). Einfluss von Teamarbeit auf Wohlbefinden und emotionale Erschöpfung von Mitarbeitern in der medizinischen Rehabilitation [Influence of Teamwork on Wellbeing And Emotional Exhaustion of Staff in German Rehabilitation Clinics]. Gesundheitswesen, 80(3), 270-277. doi: 10.1055/s-0042-108581

• Tomczyk, S., Muehlan, H., Freitag, S., Stolzenburg, S., Schomerus, G., & Schmidt, S. (2018). Is knowledge “half the battle”? The role of depression literacy in help-seeking among a nonclinical sample of adults with currently untreated mental health problems. Journal of Affective Disorders, 238, 289-296. doi: 10.1016/j.jad.2018.05.059

• Tomczyk, S., Schomerus, G., Stolzenburg, S., Muehlan, H., & Schmidt, S. (2018). Who is seeking whom? A person-centred approach to help-seeking in adults with currently untreated mental health problems via latent class analysis. Social Psychiatry and Psychiatric Epidemiology, 53(8), 773–783. doi: 10.1007/s00127-018-1537-7

• Hanewinkel, R., Tomczyk, S., Goecke, M., & Isensee, B. (2017). Preventing binge drinking in adolescents – results from school-based, cluster-randomised study. Dtsch Arztebl Int, 114(16), 280-7. doi: 10.3238/arztebl.2017.0280

• Pedersen, A., Göder, R., Tomczyk, S., & Ohrmann, P. (2017). Risky decision-making under risk in schizophrenia: A deliberate choice?. Journal of Behavior Therapy and Experimental Psychiatry, 56, 57-64. doi: 10.1016/j.jbtep.2016.08.004

• Tomczyk, S., Isensee, B., & Hanewinkel, R. (2016). Latent classes of polysubstance use among adolescents – a systematic review. Drug and Alcohol Dependence, 160, 12-29. doi: 10.1016/j.drugalcdep.2015.11.035

• Tomczyk, S., Hanewinkel, R. & Isensee, B. (2015). 'Klar bleiben': a school-based alcohol prevention programme for German adolescents-study protocol for a cluster randomised controlled trial. BMJ Open, 5(11), e010141. doi: 10.1136/bmjopen-2015-010141

• Tomczyk, S., Hanewinkel, R. & Isensee, B. (2015). Multiple substance use patterns in adolescents – A multilevel latent class analysis. Drug and Alcohol Dependence, 155, 208-214. doi: 10.1016/j.drugalcdep.2015.07.016

• Tomczyk, S., Isensee, B. & Hanewinkel, R. (2015). Moderation, mediation — or even both? School climate and the association between peer and adolescent alcohol use. Addictive Behaviors, 51, 120-126. doi: 10.1016/j.addbeh.2015.07.026

• Tomczyk, S., Pedersen, A., Hanewinkel, R., Isensee, B. & Morgenstern, M. (2015). Polysubstance use patterns and trajectories in vocational students – a latent transition analysis. Addictive Behaviors, 58, 136-141. doi: 10.1016/j.addbeh.2016.02.027

• Tomczyk, S., Pielmann, D., & Schmidt, S. (2020). Stand up and fight – wann führt ein Bild zur Tat? Sozialwissenschaftliche Untersuchung des Zusammenhangs persönlicher Einstellungen mit der Bewertung jihadistischer und rechtsextremer Memes. [Stand up and fight – when does a picture lead to action? A social scientist inspection of the association between personal attitudes and ratings of jihadist and right-wing memes] In: C. Grafl, M. Stempkowski, K. Beclin, & I. Haider (Hrsg.). „Sag, wie hast du’s mit der Kriminologie?“ Die Kriminologie im Gespräch mit ihren Nachbardisziplinen. (S. 479-502). Mönchengladbach: Forum Verlag Godesberg GmbH. doi:10.25365/phaidra.212
• Beelmann, A., & Lehmann, L. (2020)*:  Radikalisierung im digitalen Zeitalter. Handlungsempfehlungen an Politik, Praxis und Gesellschaft. Kurzfassung. Hannover: Kriminologisches Forschungsinstitut Niedersachsen e.V.

* Unter Mitwirkung von (alphabetische Reihung): Bliesener, T., Bögelein, N., Goede, L.-R., Görgen, T., Harrendorf,S., Hercher, J., Höffler, K., Jahnke, S., Kietzmann, D., Mathiesen, A.,  Meier,  B.-D.,  Meier,  J.,  Meyer,  M.,  Mischler,  A.,  Möller,  V.,  Müller,  P., Neubacher, F., Schmidt, S., Schröder, C. P., Struck, J., Tomczyk, S., Wagner, D.

• Tomczyk, S., Savelsberg, S., Markwart, H., & Schmidt, S. (2019). Immersion is key: Fostering Injury Prevention Through Virtual Reality Applications – a Randomized Controlled Trial of Warning Compliance in a Virtual Thunderstorm. 10^th European Society for Prevention Research (EUSPR) Conference and Members’ Meeting, 16.-18.2019, Gent.
• Tomczyk, S., Rahn, M., & Schmidt, S. (2019). Virtual Environments in Emergency and Disaster Training: A Systematic Review and Meta-Analysis. Poster auf der 10th European Society for Prevention Research (EUSPR) Conference and Members’ Meeting, 16.-18.2019, Gent.
• Tomczyks, S., Pielmann, D., & Schmidt, S. (2019). White Girls in White Dresses Picking White Flowers. Investigation of the Impact of Right-Wing Extremist Internet Memes on Vulnerable Individuals. 19^th Annual Conference of the European Society of Criminology (EUROCRIM), 18.-21.09.2019, Gent.
• Tomczyk, S., Lehker, H., Lemanski, S., Vitera, J., Pielmann, D., Brasch, M., Markwart, H., Hahm, S., & Schmidt, S. (2019). With Every Heartbeat: Examining the Association Between Heart Rate and Sense of Presence in a Virtual Thunderstorm. 14. Kongress der Fachgruppe Gesundheitspsychologie, 25.-27.09.2019, Greifswald
• Tomczyk, S., Pielmann, D. & Schmidt, S. (2019). Stand up and fight – wann führt ein Bild zur Tat? Sozialwissenschaftliche Untersuchung des Zusammenhangs persönlicher Einstellungen mit der Bewertung jihadistischer und rechtsextremer Memes. 16. Tagung der Kriminologischen Gesellschaft, 05.-07.09., Wien.

• Körner, M., Becker, S., & Tomczyk, S. (2018). Interprofessional Teamwork and Well-Being of Staff Members and Their Impact on Patient Satisfaction and Treatment Success in Medical Rehabilitation. In: M. Körner, L. Ansmann, B. Schwarz, & C. Kowalski (Eds.). Organizational Behaviour in Healthcare: Theoretical Approaches, Methods and Empirical Results (pp.185-208). Zürich: Lit.

• Tomczyk, S. (2020). Predicting tracing app use as a public health measure during COVID-19. 11^th EUSPR Conference and Members‘ Meeting, October 7th – 9th 2020, online event
• Tomczyk, S. (2020). App-solutely positive: Utilization of Corona tracing apps, and associations with health concerns, perceived stress, and self-rated health status during the COVID-19 pandemic. 18th Annual Conference of the International Society for Quality-of- Life Studies(ISQOLS), 25.-28.08.2020, Rotterdam.
• Tomczyk, S., Pielmann, D., & Schmidt, S. (2020). From empowerment to violence: examination of the impact of extremist internet memes on vulnerable individuals. 39^th meeting of the International Society for Political Psychology, 14.-16.07.2020, Berlin.

• Tomczyk, S., Schomerus, G., Stolzenburg, S., Muehlan, H., & Schmidt, S. (2018). Jenseits von Psychotherapie – Analyse der Inanspruchnahme von Hilfe bei psychischen Problemen mittels latenter Klassenanalyse. Gemeinsamer Kongress der Deutschen Gesellschaft für Medizinische Psychologe e. V. & der Deutschen Gesellschaft für Medizinische Soziologie e. V., 26.09.-28.09.2018, Leipzig.
• Bischoff, M., Muehlan, H., Schmidt, S., & Tomczyk, S. (2018). A validation study of a German short-form of the Child Humor Orientation Scale. 32nd Conference of the European Health Psychology Society (EHPS), 21.-25.08.2018, Galway.
• Tomczyk, S., Schomerus, G., Stolzenburg, S., Muehlan, H., & Schmidt, S. (2018). Die Theorie des geplanten Verhaltens und Inanspruchnahme von Hilfe bei psychischen Problemen – eine longitudinale Studie. 51. Kongress der Deutschen Gesellschaft für Psychologie (DGPs), 15.-20.09.2018, Frankfurt/Main.
• Tomczyk, S., Muehlan, H., Freitag, S., Stolzenburg, S., Schomerus, G., & Schmidt, S. (2018). Ist Wissen schon „die halbe Miete“? Zur Bedeutung von Mental Health Literacy für die Inanspruchnahme von Hilfe. 17. Deutscher Kongress für Versorgungsforschung, 10.-12.10.2018, Berlin.

• Tomczyk, S., Morgenstern, M., & Hanewinkel, R. (2016). Problematischer Substanzkonsum in der Ausbildung – eine Längsschnittuntersuchung von 4.109 Auszubildenden über 18 Monate. Posterpräsentation auf dem 17. Interdisziplinären Kongress für Suchtmedizin, 30.06.-01.07.2016, München.
• Tomczyk, S., Wiehl, M., Isensee, B., Pedersen, A., & Hanewinkel, R. (2016). Untersuchung des Zusammenhangs von Trinkmotiven und Rauschtrinken bei Jugendlichen der 10. Klassenstufe. Deutscher Suchtkongress 2016, 05.-07.09.2016, Berlin

• Tomczyk, S., Isensee, B., & Hanewinkel, R. (2015). Risikofaktoren des Substanzkonsums im frühen Jugendalter. Deutscher Suchtkongress 2015, 16.09.-18.09.2015, Hamburg. doi: 10.1055/s-0035-1557668.
• Tomczyk, S., Hanewinkel, R., & Isensee, B. (2015). Vermittelt das Klassenklima den Peer-Einfluss auf jugendlichen Substanzkonsum? Deutscher Suchtkongress 2015, 16.09.-18.09.2015, Hamburg. doi: 10.1055/s-0035-1557531.