-
-
-
-
-
-
-
-
The term “Mental Tests” was coined by James Cattell, beginning the specialization in psychology now known as psychological assessment.
-
The British Psychological Society was founded.
-
Robert Yerkes developed the Army Alpha and Beta Tests to measure intelligence in a group format. The tests were adopted for use with all new recruits in the U.S. military a year later.
-
Leon Festinger proposed his theory of ‘Cognitive Dissonance’ and later became an influence figure in Social Psychology.
-
American Psychological Society established.
-
New Mexico becomes the first state to pass legislation allowing licensed psychologists to prescribe psychotropic medication
A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.