He is a diplomate of the American Board of Professional Psychology (ABPP), a fellow of both American Psychological Association (APA) and Association for Psychological Science (APS), a Past President of Division 29 (Psychotherapy) of APA, current President of Division 12 (Clinical) of APA, and a two-term Past-President (international) of the Society for Psychotherapy Research (SPR). Among his citations and achievements, he is a recipient of the Distinguished Career award from SPR, the Gold Medal Award from the American Psychological Foundation, and a Presidential citation for success from the APA.
He is a certified diplomat of the American Board of Professional Psychology (ABPP), a fellow of both the American Psychological Association (APA) and the Association for Psychological Science (APS), a past president of Division 29 (Psychotherapy) of APA, current president of Division 12 (Clinical) of APA, and a two-term past-president (international) of the Society for Psychotherapy Research (SPR). Among his notable achievements and citations, he is a recipient of the Distinguished Career award from SPR, the Gold Medal Award from the American Psychological Foundation, and a Presidential citation for success from the APA.