Although leadership and management are seen as central to developing effective integrated working, there is relatively little thoughtful work analysing the relationship between the two sets of ideas. Until now. This updated edition of this essential textbook provides a robust guide to the leadership and management of inter-agency collaborative endeavours. It summarises recent trends in policy, establishes what we can learn from research and practice, and uses international evidence to set out useful frameworks and approaches to address a range of problems that collaborations face.