Drawing on three decades of conflict research, Coleman maps a path through the deepest political fractures of our time. The new edition adds a preface for the AI era and three chapters on how machine-mediated discourse is reshaping the way we disagree — and what to do about it.
Columbia University Press · Hardcover, paperback, audiobook · Foreword by Maria Ressa
Spanning conflict resolution textbooks, popular science, and edited volumes co-authored with the leading voices in the field — from Morton Deutsch and Eric Marcus to Andrea Bartoli and Joshua Fisher.












A working selection of essays and op-eds in major news outlets — on polarization, conflict, and the long task of holding a republic together.