Tom Perrotta is also the author of Bad Haircut, The Wishbones, Election, and Joe College. He lives in Belmont, Massachusetts.
THE YOUNG MOTHERS WERE TELLING EACH OTHER HOW TIRED they were. This was one of their favorite topics, along with the eating, sleeping, and defecating habits of their offspring, the merits of certain local nursery schools, and the difficulty of sticking to an exercise routine. Smiling politely to mask a familiar feeling of desperation, Sarah reminded herself to think like an anthropologist.