Eye-opening essays by esteemed writers about the rich and complicated lives of American stepfamilies: with the U.S. divorce rate hovering around 50 percent, most people recognize remarriage as a now-familiar occurrence. And remarriage often means stepfathers, -mothers, -brothers, and -sisters, and the formation of a new type of blended family. Jacquelyn Mitchard, Barbara Kingsolver, Roxana Robinson, Susan Cheever, and others share experiences of being...