This English translation of The Judgments of Nativities by the medieval Arabian astrologer Ab ‘Ali Al-Khayy t, who is usually called Albohali in astrological literature, was made from the 1546 Latin edition by John of Seville. It includes the Latin Editor’s introduction. The Judgments of Nativities, a book on natal astrology, was written in the early ninth century, and James H. Holden has included an introductory essay on Arabian astrology and has provided explanatory footnotes, appendices and a glossary of astrological terms. James H. Holden is Research Director of the American Federation of Astrologers and is the author of A History of Horoscopic Astrology in addition to translating numerous other works, all of which are available at www.astrologers.com.