In the voluminous scholarship that's been written on Paul Cezanne, little has been said about the twenty-four portraits in oil that Cezanne made of his wife, Hortense Fiquet Cezanne, over an extended twenty-year period. In Cezanne's Other: The Portraits of Hortense, Susan Sidlauskas breaks new ground, focusing on these paintings as a group and looking particularly at the differences that render many of them unrecognizable as the same person. She argues that Cezanne sidestepped the conventional goals of portraiture-he avoids representing a consistent, identifiable physiognomy or...