Public services are delivered through an often bewildering range of agencies and amidst this constant change, there are fears that a public service ethos, a tradition of working in the public interest, becomes blurred. This book covers important themes reflecting current thinking and illuminates the practical decisions made by public officials. Replete with international case studies and vignettes, this easy-to-use textbook is a definitive guide for postgraduate students of public sector ethics, as well as students of public management and administration more generally.