Charles Sanders Peirce was an American scholar who played a key role, alongside William James and John Dewey, in founding the psychological perspective of functionalism.

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Functional psychology was established by American scholars William James, John Dewey, and Charles Sanders Peirce. Their work was shaped by Charles Darwin's theory of evolution by natural selection, which they used as a framework for understanding an organism's characteristics and behaviors.

Founders of Functional Psychology

Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020, April 22). Psychology (2nd ed.). OpenStax. https://openstax.org/books/psychology-2e/pages/1-introduction

OpenStax Psychology (2nd ed.) Textbook

A researcher is investigating how the experience of 'disgust' serves a protective role by helping humans avoid contaminated food and potential illness. This focus on the adaptive purpose of a mental process aligns most closely with the foundational ideas of which psychologist?

John Dewey was an American scholar who, along with William James and Charles Sanders Peirce, was instrumental in establishing the school of thought known as functional psychology.

John Dewey

Charles Sanders Peirce

William James, recognized as the first American psychologist, was a key advocate for the school of thought known as functionalism. This perspective examines how mental processes function as adaptive responses that help an organism navigate its environment. Although James, like Wundt, used introspection in his studies, he expanded his methodology to include more objective measures to ensure a broader research approach.

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