Robert Yerkes

Yerkes, Robert Mearns (1876-1956)  Best known for his work with apes, Robert Mearns Yerkes (1876-1956) was the premier psychobiologist of his time. Prior to founding Yerkes Laboratories of Primate Biology, he taught at Harvard and the University of Minnesota. Yerkes also was responsible for testing army draftees in WWI and the creation of Army Alpha and Beta tests.


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