Every brain begins as a female brain. It only becomes male eight weeks after conception, when excess testosterone shrinks the communications center, reduces the hearing cortex, and makes the part of the brain that processes sex twice ...

From the author of the groundbreaking New York Times bestseller The Female Brain, here is the eagerly awaited follow-up book that demystifies the puzzling male brain. Dr. Louann Brizendine, the founder of the first clinic in the coun...