• is a lean, mean, problem-solving machine. Faced with a personal problem, a man will use his analytical brain structures, not his emotional ones, to find a solution.
• thrives under competition, instinctively plays rough and is obsessed with rank and hierarchy.
• has an area for sexual pursuit that is 2.5 times larger than the female brain, consuming him with sexual fantasies about female body parts.

• experiences such a massive increase in testosterone at puberty that he perceive others' faces to be more aggressive.

The Male Brain finally overturns the stereotypes. Impeccably researched and at the cutting edge of scientific knowledge, this is a book that every man, and especially every woman bedeviled by a man, will need to own. LOUANN BRIZENDINE, MD, neuropsychiatrist, educator, clinician, writer, is an endowed professor of clinical psychiatry at the University of California, San Francisco/Langley Porter Psychiatric Institute. She is the founder and director of the Women's and Teen's Mood and Hormone Clinic and author of The Female Brain and the newly released The Male Brain. She received her BS from the University of California, Berkeley, in Neurobiology, her MD from Yale and residency at Harvard. She has served as faculty at both Harvard and UCSF.   Available everywhere March 2010.  Pre-order your copy today.