Don Richard Riso (1946-2012) was an American psychotherapist and author, widely recognized for his contribution to the development of the Enneagram personality system. Alongside Russ Hudson, he pioneered the dissemination of this self-awareness tool in the West. Among his most influential works are The Enneagram of Personality (1996), The Nine Personality Types (2000), and The Wings of the Enneagram (2002).
Riso specialized in the genre of psychology and personal development, exploring the connection between personality types and emotional patterns. His work has been fundamental for those interested in personal growth and self-exploration, and remains a key reference in the study of the Enneagram.
See more
See less