Bob Makransky is an American astrologer, author, and Mayan priest who has lived on a farm in the highlands near Coban, Guatemala since the early 1970s. He began studying Western astrology in 1970, developing his approach primarily through Jean-Baptiste Morin's classical system. Around 2000 he began studying Mayan astrology and shamanism under Mayan priest don Abel Yat Saquib, continuing until don Abel's death in 2009. He is the author of multiple books on astrology and magic published by Wessex Astrologer and Dear Brutus Press, and created a free Mayan Horoscope software program. He published a long-running free quarterly astro-magical ezine, Magical Almanac.