Joan Liebmann-Smith, Ph.D., co-author of Baby Body Signs, is a medical sociologist and award-winning medical writer specializing in women and children's health. She is a member of the advisory board of Healthy Children Healthy Futures.

Jacqueline Nardi Egan, co-author of Baby Body Signs, is a medical journalist who specializes in developing and writing educational programs with and for physicians, allied health professionals, patients, and consumers.

Liebmann-Smith and Egan have co-authored three previous books -- Body Signs (Bantam, 2008); The Unofficial Guide to Getting Pregnant (Wiley, 2005); and The Unofficial Guide to Overcoming Infertility.

For more information please visit www.BabyBodySigns.com.