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  1. Robert Mearns Yerkes (/ ˈ j ɜːr k iː z /; May 26, 1876 – February 3, 1956) was an American psychologist, ethologist, eugenicist and primatologist best known for his work in intelligence testing and in the field of comparative psychology.

  2. Oct 20, 2023 · Robert Yerkes (May 26, 1876 - February 3, 1956) was an American psychologist best remembered for his work in the areas of intelligence testing and comparative psychology. He is also known for describing the Yerkes-Dodson law with his colleague John Dillingham Dodson.

  3. May 22, 2024 · Robert M. Yerkes (born May 26, 1876, Breadysville, Pa., U.S.—died Feb. 3, 1956, New Haven, Conn.) was an American psychologist and a principal developer of comparative (animal) psychology in the United States.

    • The Editors of Encyclopaedia Britannica
  4. Jan 1, 2022 · Robert Mearns Yerkes (May 26, 1876 – February 3, 1956) was an American comparative psychologist best known for initiating the intelligence testing movement and establishing the first American primate laboratory.

    • tiffany.a.baker@eagles.usm.edu
  5. May 26, 2017 · Learn about Robert Yerkes (1876-1956), who pioneered intelligence testing, comparative psychology and primate studies. Find out how his work influenced eugenics, animal behavior and interspecies communication.

  6. Robert Mearns Yerkes (May 26, 1876 – February 3, 1956) was a psychologist, ethologist, and primatologist, best known for his work in intelligence testing and in the field of comparative psychology. Yerkes was a pioneer in the study of both human and primate intelligence, and of the social behavior of gorillas and chimpanzees.

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  8. May 29, 2018 · Robert Mearns Yerkes (1876-1956), American psychologist, played a leading role in the development of psychology in America by laying the groundwork for important new areas of both research and practice. Robert Yerkes was born in Bucks County, Pa., on May 26, 1876. He graduated from Ursinus College in 1892.