Dr. Marjorie Greenfield is associate professor of obstetrics and gynecology at Case School of Medicine and University Hospitals of Cleveland. She has practiced obstetrics and gynecology since 1987, with particular interest in normal obstetrics and pediatric and adolescent gynecology. She is the author of Dr. Spock's Pregnancy Guide
and The Working Woman's Pregnancy Book
(Yale University Press) and lives in Cleveland with her husband and teenage son.