Though a majority of mothers of young children are employed outside the home, countless articles have been devoted to anecdotes about highly educated women in high-status occupations "opting out" of the labor force. Are mothers in these occupations in fact the most likely to opt out or reduce their work hours? Do race, ethnicity, or age of children play a role? Addressing these questions in a wide-ranging study, Liana Christin Landivar sheds important new light on the motherhood-employment link.