William Sears (physician)

William Sears
Born
William Penton Sears

(1939-12-09) December 9, 1939
Other namesDr. Bill
Alma materSaint Louis University
OccupationsPediatrician and author
Known forPromoting attachment parenting
Notable workThe Baby Book
SpouseMartha
Children8, including Robert Sears

William Penton Sears (born December 9, 1939), also referred to as Dr. Bill, is an American pediatrician and the author or co-author of parenting books. Sears is a celebrity doctor and has been a guest on various television talk shows.

Sears is a proponent of the attachment parenting philosophy and is most well known for authoring The Baby Book, which popularized that style of parenting. He advocates practices such as breastfeeding, co-sleeping, and babywearing. His parenting advice has been influential but has also faced criticism for being demanding and has been described by some as a fad.