In Measuring Peace, Professor Richard Caplan of the University of Oxford has written an insightful guide for students and practitioners of peace. The book will help those who want to understand the fundamental principles and existing practices of how to assess peace while at the same time outlining some critical political constraints. Caplan provides a succinct and clear analysis of key approaches to peace measurements, their weaknesses and ways to move forward. Due to its accessibility and policy relevance, the book also stands out among other publications that have sought to evaluate and grapple with the question of how to judge the quality of existing peace.  The key aim of the book is to give peacebuilders a ‘compass’ to navigate the post-war peace …