Ken is a world-renowned author who has written about mysticism, philosophy, ecology, and developmental psychology. His work formulates what he calls Integral Theory. In 1998, he founded the Integral Institute, for teaching and applications of Integral theory.
Wilber is credited with popularizing, if not inventing, the field of Integral Thought, broadening the appeal of a “perennial philosophy” to a much wider audience. Cultural figures as varied as Bill Clinton, Al Gore, Deepak Chopra, and musician Billy Corgan have mentioned his influence.