Dr. Jeff Idelson has been a valued member of the Psychotherapy community for over 30 years. As a Psychology Professor at Diablo Valley College in Pleasant Hill Dr. Idelson specializes in the teachings & values of adolecent & general psychology for over 19 years. M-F 9-8 Sat & Sun on call (925) 938-7057 http://familymarriagecounselingca.com/ read full review »