Some notable events that occurred during this week in psychology history:

February 24 - In 1913, John B. Watson delivered his lecture, Psychology as the Behaviorist Views It, at a meeting of the American Psychological Association (APA).

February 26 - In 1907, psychologist John Bowlby was born. His research on attachment theory contributed greatly to developmental psychology.

February 27 - In 1859, Bertha Pappenheim was born. Famously known as Anna O., she became one of Sigmund Freud's most famous case studies.

Learn more about psychology's past by browsing our history of psychology section.