This book addresses the problem of justifying the institution of criminal punishment. It examines the "paradox of retribution" the fact that we cannot seem to reject the intuition that punishment is morally required, and yet we cannot (even after two thousand years of philosophical debate) find a morally legitimate basis for inflicting harm on wrongdoers. The book comes at a time when a new "abolitionist" movement has arisen, a movement that argues that we should give up the search for justification and accept that punishment is morally unjustifiable and should be discontinued immediately....