David Deida (born March 18, 1958) is an American author who writes about the sexual and spiritual growth of men and women. His ten books have been published in 25 languages. He conducts spiritual growth and intimacy workshops and is one of the many founding associates at the Integral Institute. He has conducted research and taught classes at the University of California at Santa Cruz, Lexington Institute in Boston, San Jose State University and Ecole Polytechnique in Paris.
https://en.wikipedia.org/wiki/David_Deida