PhD candidate and clinical intern

Publications: First Author
Pollak, O.H., Rudolph, K.D., Hastings, P.D., Nock, M.K. Prinstein, M.J. Calhoun, C.D. (2026). Hopelessness appraisals of stressors and suicidal ideation: The moderating role of girls’ expressed vulnerability to a close friend following stressor exposure. Research on Child and Adolescent Psychopathology. https://doi.org/10.1007/s10802-026-01455-w
Pollak, O.H., Frye, N.G., Nugiel, T., Cohen, J.R., Telzer, E.H., Lindquist, K.A., Prinstein, M.J. (2025). Testing an interpersonal risk pathway to suicidal ideation in adolescence: Linking neural, psychological, and sociometric indices of socially-relevant factors. Social Cognitive and Affective Neuroscience. https://doi.org/10.1093/scan/nsaf087
Pollak, O.H., Sheehan, A.E, Walsh, R.F.L., Stephenson, A.R., Zell, H., Mayes, J., Lawrence, H.R., Bettis, A.H., Liu, R.T. (2024). Assessment of suicidal thoughts and behaviors in adults: A systematic review of measure psychometric properties and implications for clinical and research utility. Clinical Psychology Review, 112, 102464. https://doi.org/10.1016/j.cpr.2024.102464
Pollak, O.H. (2024). How he saw: Jerome Kagan’s contexts of discovery. Developmental Psychology, 60 (11), 1958-1970. https://doi.org/10.1037/dev0001702
Pollak, O.H. (2024) Commentary: Thinking critically about methods when studying cognitive processes and risk for suicidal thoughts and behaviors. Clinical Psychology: Science and Practice, 31 (1), 57-59. https://doi.org/10.1037/cps0000171
Pollak, O.H., Cheek, S.M., Rudolph, K.D., Hastings, P.D. Nock, M.K., Prinstein,M.J. (2023). Social problem-solving and suicidal behavior in adolescent girls: A prospective examination of proximal and distal social stress-related risk factors. Journal of Psychopathology and Clinical Science, 132 (5), 610-620. https://doi.org/10.1037/abn0000836
Pollak, O.H., Shin, K.E., Baroni, A., Gerson, R., Bell, K.A., Tezanos, K.M., Fernandes, S.N., Robinaugh, D.J., Schacter, D.L., Spirito, A., Cha, C.B. (2024). An examination of episodic future thinking in the emergency department among youth experiencing suicidal thoughts and behaviors. European Child and Adolescent Psychiatry, 33 (3), 923-933. https://doi.org/10.1007/s00787-023-02219-3
Pollak, O.H., Kwon, S.J., Jorgensen, N., Lindquist, K.A., Telzer, E.H., Prinstein, M.J. (2023). Neural reactivity to social punishment predicts future engagement in nonsuicidal self-injury among peer-rejected adolescents. Biological Psychiatry, 94 (1), 40-49. https://doi.org/10.1016/j.biopsych.2022.09.030
Pollak, O.H., Guzman, E.M., Shin, K.E., Cha, C.B. (2021). Defeat, entrapment, and positive future thinking: Examining key theoretical predictors of suicidal ideation among adolescents. Frontiers in Psychology, 12, 590388. https://doi.org/10.3389/fpsyg.2021.590388
Pollak, O.H., D’Angelo, E., Cha, C.B. (2020). Does function predict persistence? Nonsuicidal self-injury among adolescents during and after hospitalization. Psychiatry Research, 286, 112839. https://doi.org/10.1016/j.psychres.2020.112839
Publications: Co-Author
Cha, C.B., Nam, R.J., Bell, K.A., Goger, P., Parvez, N., Pollak, O.H., Robinaugh, D.J., Sanghvi, D., Schacter, D.L. (2024). An examination of episodic future thinking and episodic memory among suicidal and nonsuicidal adolescents. Journal of Clinical Child and Adolescent Psychology, 53 (6), 908-921.
Liu, R.T, Bettis, A., Lawrence, H.R., Walsh, R.F.L., Sheehan, A.E, Pollak, O.H., Stephenson, A.R., Kautz, M.M., Marlowe, R.M. (2024). Measures of suicidal thoughts and behaviors in children and adolescents: A systematic review and recommendations
for use in clinical and research settings. Assessment, 32 (3), 303-320.
Goger, P., Nam, R.J., Lowry, N., Bell, K., Parvez, N., Pollak, O.H., Robinaugh, D.J., Schacter, D. L., Cha, C.B. (2024). Testing the modifiability of episodic future thinking and episodic memory among suicidal and nonsuicidal adolescents. Journal of Child Psychology and Psychiatry (JCPP) Advances, 4 (3), e12236.
Clayton, M.G., Pollak, O.H., Prinstein, M.J. (2023). Why suicide? Suicide propinquity and adolescent risk for suicidal thoughts and behaviors. Clinical Child and Family Psychology Review, 26 (4), 904-918.
Nelson, B.W., Pollak, O.H., Clayton, M.G., Telzer, E.H., Prinstein, M.J. (2023). RDoC-based approach to adolescent self-injurious thoughts and behaviors: The interactive role of social affiliation and cardiac arousal. Development and Psychopathology.
Shin, K.E., Baroni, A., Gerson, R., Bell, K.A., Pollak, O.H., Tezanos, K., Spirito, A., Cha, C.B. (2023). Using behavioral measures to assess suicide risk in a psychiatric emergency department for youth. Child Psychiatry and Human Development, 55 (6), 1475-1486.
Gratch, I., Tezanos, K., Fernandes, S.F., Bell, K.A., Pollak, O.H., Cha, C.B. (2022). Single- vs. multi-item assessment of suicidal ideation among adolescents. Rhode Island Medical Journal, 105 (4), 16-21.
Clayton, M.G., Pollak, O.H., Owens, S.A., Miller, A.B., Prinstein, M.J. (2021). Advances in research on adolescent suicide and a high priority agenda for future research. Journal of Research on Adolescence, 31 (4), 1068-1096.
Tezanos, K., Pollak, O.H., Cha, C.B. (2021). Conceptualizing death: How do suicidal adolescents view the end of their lives? Suicide and Life-Threatening Behavior, 51 (4), 807-815.
Gratch, I., Fernandes, S., Bell, K., Pollak, O.H., Fox, K.R., Tezanos, K., Ebo, T., Cha, C.B. (2021). Self-Injurious Thoughts and Behaviors Interview-Revised (SITBIR): Reliability, validity, and inter-informant agreement in an adolescent sample. Journal of Clinical Child and Adolescent Psychology, 51 (4), 484-494.
Glenn, C.R., Kleiman, E.M., Kellerman, J.K., Pollak, O.H., Cha, C.B., Esposito, E.C., Porter, A.C., Wyman, P.A., Boatman, A.E. (2020). Annual Research Review: A meta-analytic review of worldwide suicide rates in adolescents. Journal of Child Psychology and Psychiatry, 61 (3), 294-308.