Diana L. Dell, M.D., FACOG, is board certified in obstetrics/gynecology and psychiatry and is a women's health expert at Duke University Medical Center. She is coauthor of The PMDD Phenomenon. A Durham, North Carolina, resident, she is past president of the American Medical Women's Association.

Suzan Erem is an award-winning author and journalist with fifteen years of experience writing for magazines and newspapers. She lives in State College, Pennsylvania, and has one child.