Demirer, I. & Zimmermann, J. (2025). Social isolation, loneliness and positive affect before and during the COVID-19 pandemic in very old adults living in Germany: A quasi-experimental multi-sample study [submitted]. University of Cologne.
Hauber, D., Kaspar, R. & Zank, S. (2025). Trauma, depression, and bereavement: Relationship with cognition and multimorbidity in very old adults [submitted]. University of Cologne.
Wenner J., Albrecht A., Zimmermann J. (2025). Challenges in research on the oldest old: The example of inequalities in functional health. Beitrag in Special Issue „Sociology of age and ageing: theoretical and empirical challenges (re-) visited“ bei Kölner Zeitschrift für Soziologie und Sozialpsychologie [accepted].