The previous edition of this practical guide sold more than 100,000 copies?and it still provides the best hands-on introduction to numerology available. Based on your birth date, this age-old science can reveal essential information about your work, relationships, health, life, even your looks. Discover the essential significance of the Personality Numbers 1 to 31 (rather than the 1 to 9 of most books), and the strengths, challenges, physical traits, and childhood influences associated with each number. Do simple calculations to figure out Master, Collective, and Personal Year numbers, which enhance intuition and self-understanding. And of course, examine the numbers of friends and family to gain extraordinary insight into their personalities and propensities, too!