title: In memoriam: Gerald Turkewitz & his science.
authors.affiliation: Communication Sciences & Disorders, Northeastern University, Boston, Massachusetts. d.lewkowicz@neu.edu.
authors.forename: David J
authors.initials: DJ
authors.lastname: Lewkowicz
mesh_terms: D000818:Animals; D015509:Developmental Biology / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D066233:Psychology, Developmental / Q000266:history*