Through the lens of urbanization, this book examines crime, policing, and security issues around the world. International academic and police leaders contribute their perspectives on a diverse range of overlapping and complementary topics, from special problems to global challenges. Covering studies on major cities in more than 18 countries, this text explores a variety of areas, including the role of urbanization in security and global concerns such as transnational crime, racial profiling, and information sharing. The book also explores responses to urban problems associated with police and security including human rights activism and police reform.