Was not a psychologist, but a Russian physiologist who quit the priesthood to study science. Won a Nobel Prize for his work.
Harry Harlow
American psychologist who studied under Lewis Terman at Stanford University and received his Ph.D. in 1930. Best known for his “monkey studies
Mary Whiton Calkins
First female president of the American Psychological Association, as well as the Philosophical association
Charles Darwin
The scientist who came up with the theory of evolution, and the survival of the fittest for biological humans
Dorothea Dix
An American advocate on behalf of the mentally ill and unstable, created the first generation of mental asylums in the USA
G. Stanley Hall
The first president of the American psychological association known for his work in child development
Jean Piaget
A swiss psychologist known for his work in child development, and for his theory on cognitive development and epistemological approach altogether known as genetic epistemology.
Carl Rogers
A founder of the humanistic approach to psychology, the founding father of psychotherapy research.
B.F Skinner
an American psychologist, behaviorist, author, inventor, and social philosopher. Considered free will to be an illusion.
Margaret Floyd Washburn
Known for her experimental work on animal behavior and motor theory development. First woman for PhD in psychology and second woman to be president of the APA
John B. Watson
Popularized the theory of behaviorism establishing it as a psychological school.