The Birth Partner, Sixth Revised Edition is an up-to-date, accessible resource for spouses, partners, and others who accompany an expectant mother through labor and birth, and an essential guide for doulas, midwives, and educators. For this fully revised sixth edition of this perennial bestseller, birthing expert and practicing midwife Melissa Cheyney, PhD, joins Penny for a better-than-ever, completely up-to-date new book. Since the original publication of The Birth Partner, more than a million people-from spouses, partners, relatives, and friends to doulas, nurses, midwives, and childbirth educators-have relied on Penny Simkin’s clear, concise, authoritative, and warm-hearted guidance as they care for the new mother from her last trimester through the early postpartum period.