Beatrice Chestnut, PhD, is a practicing psychotherapist, coach, and business consultant based in San Francisco. She was the president of the International Enneagram Association (2006-2007) and founding coeditor of the IEA's Enneagram Journal (2008-2009).
Uranio Paes, MM, is internationally recognized as a leading Enneagram facilitator, coach, and organization development consultant. He is the founder and CEO of Mundo Eneagrama/CP Online, a global Enneagram learning community.
AudioFile Earphones Award winner Elizabeth Wiley is a seasoned actor, dialect coach, theater professor, and dedicated narrator. She brings over twenty-five years of award-winning acting and voice experience to the studio to create memorable, compelling storytelling.
Daniel J. Siegel is a clinical professor of psychiatry at the UCLA School of Medicine and director of the Mindful Awareness Research Center at UCLA. He is the author of many New York Times bestselling books.