A.T. (Tad) Mann is an American astrologer, author, and creator of the Life Time Astrology system. With decades of experience teaching and practicing astrology internationally, he developed a method that interprets a person’s life through cycles of biological and experiential time rather than only static birth chart symbolism. He offers Life-Time Astrology readings and AstroLocality interpretations and has published several books and astrology software programs presenting his original system.