Halina Nadobnik is a social policy researcher with a PhD in social sciences from the University of Economics and Business in Poznań. Her work focuses on ageing, local public policy, and the role of institutions, NGOs, and technology in shaping older people's lives. She has co-authored studies on local communities and intergenerational careers. At WZB Berlin Social Science Center, she contributes to the project "AI Ageism", examining algorithmic discrimination against older adults.

• Introduction - Part I: Chapter 1. The context of social activity for older people at the local level - Part II: Chapter 2. Theoretical framework - Part III: Chapter 3. Research design - Part IV: Chapter 4. Results and conclusions

Halina Nadobnik is a social policy researcher with a PhD in social sciences from the University of Economics and Business in Poznań. Her work focuses on ageing, local public policy, and the role of institutions, NGOs, and technology in shaping older people's lives. She has co-authored studies on local communities and intergenerational careers. At WZB Berlin Social Science Center, she contributes to the project "AI Ageism", examining algorithmic discrimination against older adults.

• Introduction - Part I: Chapter 1. The context of social activity for older people at the local level - Part II: Chapter 2. Theoretical framework - Part III: Chapter 3. Research design - Part IV: Chapter 4. Results and conclusions

Halina Nadobnik is a social policy researcher with a PhD in social sciences from the University of Economics and Business in Poznań. Her work focuses on ageing, local public policy, and the role of institutions, NGOs, and technology in shaping older people's lives. She has co-authored studies on local communities and intergenerational careers. At WZB Berlin Social Science Center, she contributes to the project "AI Ageism", examining algorithmic discrimination against older adults.

• Introduction - Part I: Chapter 1. The context of social activity for older people at the local level - Part II: Chapter 2. Theoretical framework - Part III: Chapter 3. Research design - Part IV: Chapter 4. Results and conclusions