Phillips Graduate University is a private graduate school based in Chatsworth, Los Angeles, California. It provides doctorate degree in Organizational Management & Consulting and master degrees in family therapy, art therapy, and human relations. In the 1950s its founders, Clinton E. Phillips, Ph.D., and David Jansen, D.Min., had pioneered the application of family systems theory and the initiation of family therapy at the American Institute of Family Relations. In 1971 they founded the California Family Study Center which, in 1992, was renamed in Dr. Phillips' honor. In 2016, Phillips Graduate Institute changed its name to Phillips Graduate University.