Igor Ognjenovic graduated in Mathematics from the Faculty of Natural Sciences at the University of Zagreb before dedicating himself to professional astrology. His initial astrological education was through The Rosicrucian Fellowship, followed by a specialisation in Traditional Astrology certified with Robert Zoller at the Academy of Predictive Astrology. He holds the ISAR CAP (Certified Astrological Professional) credential and is a member of The Astrological Association of the UK and the Croatian Astrological Association. He also holds a Life Coaching Practitioner diploma and a Counselling Practitioner certificate. In 1991 he founded the Centre for Astrological Education (C.A.E.) in Zagreb, where he continues to teach astrology, tarot, numerology, and the enneagram. He is Associate Editor of the astrology column at Svjetlost and has published articles in Jutarnji list, Elle, Astro magazin, Sensa, Fokus, Chiron magazine, the Sabian Symbol International newsletter, and 24sata. He is the author of two books: 360 Pandorinih kutija (a synthesis of zodiacal degree symbols) and Osnove astrologije (Fundamentals of Astrology).