Friedemann Trutzenberg is a Researcher and PhD student at the Department of Methods and Evaluation within the Department of Education and Psychology at Free University of Berlin. Since March 2021, he has served as a Research Associate. He holds concurrent affiliations as Visiting Professor at the University of Graz (2024) and Visiting Fellow at the Polish Academy of Sciences (2025). Education: Master's in Psychology (Clinical & Health Psychology), Free University of Berlin (2017-2021) Bachelor's in Psychology, Free University of Berlin (2013-2017) Church Music C-Training, Archdiocese of Cologne & Berlin (2013-2015) Research Focus: Trutzenberg investigates distributive justice attitudes, global public health ethics, and social identification dynamics, particularly 'Identification With All Humanity' (IWAH). His work integrates psychometrics, cross-cultural comparisons, and longitudinal analysis of life events like childbirth. Secondary interests include music-based autism diagnostics and spirituality's role in psychological development. Publications: His recent articles demonstrate methodological rigor in psychometrics and applied social psychology, with recurring themes in global resource allocation, measurement validation, and life-event impacts on identity/spirituality. Work frequently employs advanced statistical modeling and multinational datasets. Awards: Preis für ausgezeichnete Lehre 2024 (Teaching Excellence Award) Affiliations: Collaborates with IWAH Lab (Polish Academy of Sciences) and maintains memberships in DGPs, EAPP, DGPH, EUPHA, and the German-Polish Society. Teaches statistics and research methods courses.