In this comprehensive handbook, an examination of the complexities of contemporary evaluation contributes to the ongoing dialogue that arises in professional efforts to evaluate people-related programs, policies, and practices. The SAGE Handbook of Evaluation is a unique and authoritative resource consisting of 25 chapters covering a range of evaluation theories and techniques in a single, accessible volume. With contributions from world-leading figures in their fields overseen by an eminent international editorial board, this handbook is an extensive and user-friendly resource.