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APA Historical Database: Selected Entries


On September 24:

1904 — Pierre Janet and Morton Prince addressed the International Congress of Arts and Sciences at the St. Louis World's Fair on the subject of abnormal psychology. Harald Höffding, Adolph Meyer, and Henry R. Marshall served as discussants of the papers. These presentations were the last in a series of World's Fair addresses that provided a comprehensive statement of contemporary psychological theory and research.

1914 — John B. Watson's Behavior: An Introduction to Comparative Psychology was published.

1915 — Lillian E. Troll was born. Troll's research was primarily in development across the life span and interpersonal relations.

1949 — The organizing committee of the Arizona Psychological Association first met.

1971 — Albert Bandura's book Social Learning Theory was published.

1981 — The drug Paxipam (halazepam; Schering) was approved for use by the U.S. Food and Drug Administration. Halazepam is a benzodiazepine and is used as an antianxiety agent and as a sedative.


Copyright © 1995, American Psychological Association. Web version by permission. Source: Street, W. R. (1994). A Chronology of Noteworthy Events in American Psychology. Washington, DC: American Psychological Association. The American Psychological Association and Central Washington University have supported the development of the APA Historical Database.

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