Media type: E-Article Title: Behavior Genetics Contributor: Hirsch, Jerry; Fuller, John L.; Thompson, W. Robert imprint: University of Illinois Press, 1961 Published in: The American Journal of Psychology Language: Not determined DOI: 10.2307/1419845 ISSN: 0002-9556 Keywords: Arts and Humanities (miscellaneous) ; Developmental and Educational Psychology ; Experimental and Cognitive Psychology Origination: Footnote: