Administrative Staff Bios

KSue Duncan
K.Sue Duncan, LMFT
Executive Director
K.Sue Duncan, MFT, has held the role of Executive Director since February of 2009. She came to TPI from JFK University where she served as Core Faculty, Dean, and Vice President. K.Sue has a private practice in Lafayette where she works with individuals, couples and groups.  In her spare time, she is an avid endurance cyclist and a cycle coach for Team in Training.
mark bronnenberg
Mark Bronnenberg, LCSW
Associate Director for the Post-Graduate Training Program
Mark Bronnenberg, LCSW, has served as the Associate Director at TPI since 2002. He attended Hunter College School of Social Work where he graduated in 1987. Previous work experiences have included AIDS Coordinator for outpatient mental health services, St. Vincent’s Hospital, NYC, and Clinical Director, New Leaf Services, San Francisco.  In his private practice, Mark works with individuals and couples; he has offices in San Francisco and Berkeley.