"Ethnic Groups in Conflict" by Donald Horowitz is a seminal work that examines the dynamics of ethnic conflicts in multi-ethnic societies. Horowitz, a political scientist, explores the causes and consequences of ethnic conflict, drawing on case studies from around the world. He analyzes the historical, social, economic, and political factors that contribute to the emergence and escalation of ethnic tensions, and provides insights into the complexities of intergroup relations in diverse societies. Horowitz also examines various strategies used to manage ethnic conflicts, such as power-sharing arrangements, federalism, and territorial autonomy. He discusses the challenges and limitations of these approaches, as well as their potential for mitigating ethnic conflicts. Through his research, Horowitz identifies patterns and trends in ethnic conflicts and offers valuable insights into the dynamics of interethnic relations, making "Ethnic Groups in Conflict" a widely recognized resource for scholars, policymakers, and practitioners interested in understanding the complexities of ethnic conflicts and finding ways to promote peace and stability in multi-ethnic societies.