Research Interests

• Unpaid work with focus on family caregiving and volunteering
• Associations between paid and unpaid work, retirement income, and well-being
• Determinants of and change in voluntary engagement.

Research Projects

• Principal Investigator (PI) in the project CoESI "Consequences of the COVID-19 Pandemic on the Development of Social Integration in Middle and Older Adulthood" (Federal Ministry of Education and Research, 2023–2025)
• Principal Investigator (PI) in the project "Expensive Housing: Development of Housing Cost Burdens Over the Life Course Since the 1990s" (Hans Böckler Foundation, 2024–2026)
• Principal Investigator (PI) in the project "Scope and Impact of the Silbernetz Hotline: An Evaluation Project to Improve the Social Integration of Older People (ReWiSil)" (Federal Ministry for Family Affairs, Senior Citizens, Women, and Youth, 2025–2026)

Biography

• Since September 2017, Researcher at the German Centre for Gerontology (DZA)
• 2017–2021, Deputy Head of the German Survey on Volunteering (FWS) at the German Centre for Gerontology (DZA)
• 2017, PhD (Dr. phil.) in Sociology at the Berlin Graduate School of Social Sciences (BGSS)
• 2013–2017, Researcher at the WZB Berlin Social Science Center
• 2011–2012, Researcher at the German Centre for Gerontology (DZA)

Selected Publications

• Kelle, N., Simonson, J., & Henning, G. (2025). Baby Boomers and Their Voluntary Commitment: A Cohort Comparison Among the Middle-Aged and Older Population in Germany. Nonprofit and Voluntary Sector Quarterly. https://doi.org/10.1177/08997640241240417
• Kelle, N. & Ehrlich, U. (2024). Family care in Germany and its gender-(un)specific patterns: An analysis using novel data from the German Socio-Economic Panel Innovation Sample. International Journal of Care and Caring. https://doi.org/10.1332/23978821Y2024D000000084
• Kelle, N., Kausmann, C., & Simonson, J. (2024). Time to Volunteer: Changing Determinants and Correlates for Time Contributions to Voluntary Activities. VOLUNTAS: International Journal of Voluntary and Nonprofit Organizations. https://doi.org/10.1007/s11266-024-00678-z
• Henning, G., Ehrlich, U., Gow, A. J., Kelle, N., & Muniz-Terrera, G. (2023). Longitudinal associations of volunteering, grandparenting, and family care with processing speed: A gender perspective on prosocial activity and cognitive aging in the second half of life. Psychology and Aging 38(8), 790–807. https://doi.org/10.1037/pag0000780
• Kelle, N., Romeu Gordo, L., & Simonson, J. (2022). Kind – und dann? Wandel partnerschaftlicher Erwerbsverläufe drei Jahre nach dem Übergang in die Elternschaft. KZfSS Kölner Zeitschrift für Soziologie und Sozialpsychologie, 74(3), 329-351. https://doi.org/10.1007/s11577-022-00860-5
• Simonson, J., Kelle, N., Kausmann, C., & Tesch-Römer, C. (Hrsg.) (2022). Freiwilliges Engagement in Deutschland – Der Deutsche Freiwilligensurvey 2019. Wiesbaden: Springer VS. DOI: 10.1007/978-3-658-35317-9
• Kelle, N. (2020): Combining employment and care-giving: how differing care intensities influence employment patterns among middle-aged women in Germany. Ageing and Society, 40(5), 925-943. https://doi.org/10.1017/S0144686x18001423

Further publications of this author can be found in the section Publications. There you can filter by author name. In addition, GeroLit offers you the possibility to search the entire stock of the DZA library.