Joanna Martine Woolfolk (1940-2013) was an author, columnist, lecturer, and counselor who had a long career. She published the monthly horoscope for Marie Claire, Harper's Bazaar, Redbook, Self, YM, and Home Beautiful, among others, in the United States, Europe, and Latin America. Joanna was the author of Sexual Astrology, which has sold over a million copies worldwide, in addition to the bestselling The Only Astrology Book You'll Ever Need. She was a well-known television personality who appeared on NBC's The Morning Show, ABC's Live with Regis & Kelly, and QVC, and was interviewed by Barbara Walters and Sally Jessy Raphael. She also had frequent astrology appearances on NBC's The Morning Show, ABC's Live with Regis & Kelly, and QVC.