Michael Castleman has been a sex and health writer since 1973. Library Journal calls him "one of the nation's leading health writers." His first book, Sexual Solutions, a self-help guide to men's sex problems, published in 1980, has since sold more than 500,000 copies. From 1991 to 1995, he answered the sex questions submitted to the Playboy magazine Advisor. He has answered sex questions for WebMD.com, and currently answers sex questions for Xandria.com, the nation's largest marketer of sex toys. He has written about sexuality for Reader's Digest, Men's Health, Men's Fitness, Men's Journal, Good Housekeeping, Family Circle, Redbook, Glamour, Ladies' Home Journal, Psychology Today, Self, Cosmopolitan, and Salon.com, among other publications. In 1996, he was nominated for the National Magazine Award for his coverage of breast cancer. Castleman is the author of nine other consumer health books. He graduated Phi Beta Kappa from the University of Michigan in 1972. He received a master's in journalism from the University of California at Berkeley in 1979 and taught medical journalism there in 1995 and 1996. Castleman lives in San Francisco with his wife (a family physician) and their two children.
