Peter O’Hanrahan is a leading Enneagram teacher and trainer worldwide. Since 1978 he has presented the Enneagram to a wide variety of groups, including corporations, non-profits, university staffs, small businesses, churches and professional associations. He regularly teaches Enneagram workshops in the US, Europe and China. He is an associate of Enneagram Worldwide and the Enneagram Professional Training Program with David Daniels, MD and Helen Palmer® and in the past 20 years has helped train and certify more than 800 Enneagram professionals from a variety of the fields in business, psychology, religion, coaching and spiritual counsel.

Peter has presented business applications of the Enneagram at conferences of the American Society for Training and Development, the Organizational Development Network, and the International Enneagram Association. He is the co-author of the Enneagram workplace guide, Transformational Leadership, which is used by companies and university graduate programs. He is a Senior Associate with Ginger Lapid-Bogda’s The Enneagram in Business Train the Trainers Program. With 45 years professional experience as a counselor and trainer, Peter also offers Enneagram coaching and consultation to individuals, couples and groups.