Leadership and culture are important elements in policing. Police leaders often work within a police culture steeped with traditions. The purpose of this book is to describe and critically evaluate leadership roles and professional culture in the police, focusing upon integrity and accountability in policing. This book is aimed at executive courses for police officers in police university colleges all over the world. In addition, practicing police managers will find it useful. Persons working in police oversight organizations such as independent police complaint commissions will find it very useful. Generally, criminology students as well as police science students will find it useful in criminology courses and law enforcement courses.