This book offers a comprehensive exploration of gangs as a global phenomenon, moving beyond the traditional American-centric perspective. It delves into the study of gangs worldwide as well as factors that aid in prevention and intervention. Compiled by members of the Eurogang Program of Research, this volume presents cutting-edge findings from recent academic studies. The book is structured into four key areas: Innovative methodologies for studying gangs. Factors and behaviors leading to gang membership. Group dynamics influencing gang behavior. Community responses to gang violence. Each section provides a detailed analysis, utilizing diverse research methods and theoretical frameworks. The insights offered in this volume are invaluable for academics, students, and practitioners aiming to understand gangs in varied cultural and social contexts. This volume is an essential resource for those engaged in criminology, sociology, and urban studies, providing a thorough understanding of the complexities of gang behavior and community interactions.