David Deida is known internationally for his transformative work in personal growth and intimate relationships. He completed advanced graduate work in psychobiology, sexual evolution and theoretical neuroscience. He also has more than 20 years of training in hatha yoga, tai chi, meditation and tantra. He has taught and conducted research at the University of California Medical School, San Diego; University of California, Santa Cruz; San Jose State University; Lexington Institute, Boston; and Ecole Polytechnique, Paris, France.