Andrew von Hirsch addresses a number of emerging conceptual questions concerning the proportionality of criminal sentences, an approach that is gaining influence worldwide including in England where the Criminal Justice Act of 1991 made proportionality the primary criterion for determining sentences. This study deals with how the idea of penal censure justifies proportionate sentences, how a penalty scale should be "anchored" in order to reduce overall punishment levels, how non-custodial penalties should be graded and used, and how political pressures impinge on sentencing policies. It...