Meredith F. Small has written the new book "Our Babies, Ourselves: How Biology and Culture Shape the Way We Are". (Anchor books) Small explores the various cultural practices used in raising babies. She is also the author of "Female Choices: Sexual Behavior of Female Primates" and "What's Love Got to Do With It?" Small is a professor of anthropology at Cornell University in New York State. (Interview by Barbara Bogaev)