Article Source: CNN

Editor's note: Dr. Louann Brizendine is a member of the American Board of Psychiatry and Neurology and the National Board of Medical Examiners, and a clinical professor of psychiatry at the University of California, San Francisco. She is founder and director of the Women's Mood and Hormone Clinic. She wrote "The Female Brain" and, just released, "The Male Brain." Brizendine will appear on HLN's "The Joy Behar Show" tonight at 9.

(CNN) -- Although women the world over have been doing it for centuries, we can't really blame a guy for being a guy. And this is especially true now that we know that the male and female brains have some profound differences. Our brains are mostly alike. We are the same species, after all. But the differences can sometimes make it seem like we are worlds apart.

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