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You probably think that you know everything you need to know about sex, right? Don't you think that a doctor who graduated in the top 1% of his class in medical school and spent years thereafter learning about sex could teach you hundreds of things? Dr. Pezzi could! Even if you've read dozens of sex books, you've never read anything like The Science of Sex. Discover what you've been missing. Find out more >

In the box below, enter the second word of the title of the book pictured above.