Michael Castleman is a medical journalist who has written about sexuality for nearly fifty years. During the past decade, his Q&A site GreatSexGuidance.com and twice-monthly blog All About Sex on PsychologyToday.com have attracted more than 50 million views, helping Michael become the most popular sex writer in the world.
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Michael Castleman, the world's most popular sex expert, has written the most comprehensive, authoritative, reassuring, and practical guide to lifelong pleasure for men and the women who love them. Library Journal calls him 'one of the nation's top health ... SEE MORE