Sezai Ozan Zeybek is a sociologist whose research focuses on social movements, political violence, and human and animal rights. His work examines how struggles for justice intersect across different forms of activism and public life in contemporary societies. Zeybek is the author of "Animals, Justice, and the Politics of Violence: Shared Struggles in Turkey," published by Palgrave Macmillan in 2025. The book analyzes relationships between animal rights activism, state authority, and broader movements for social justice in Turkey. Drawing on field research and sociological analysis, Zeybek studies how activists frame violence, compassion, and rights while engaging with legal institutions, public debates, and grassroots organizing.