title: Festschrift in honor of Michel Hersen, PhD, ABPP. Introduction.
authors.affiliation: Cincinnati Children's Hospital Medical Center, University of Cincinnati College of Medicine, OH, USA. robert.ammerman@cchmc.org
authors.forename: Robert T
authors.initials: RT
authors.lastname: Ammerman
authors.forename: Alan S
authors.initials: AS
authors.lastname: Bellack
authors.forename: Vincent B
authors.initials: VB
authors.lastname: Van Hasselt
mesh_terms: D001521:Behavior Therapy / Q000266:history; D049673:History, 20th Century; D049674:History, 21st Century; D011570:Psychiatry / Q000266:history; D011584:Psychology / Q000266:history*; D014481:United States