title: Seymour Wapner (1917-2003).
authors.affiliation: Clark University, Worcester, MA, USA.
authors.forename: Leonard
authors.initials: L
authors.lastname: Cirillo
authors.forename: Jack
authors.initials: J
authors.lastname: Demick
mesh_terms: D049673:History, 20th Century; D049674:History, 21st Century; D011584:Psychology / Q000266:history*; D014481:United States