17
/
en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
21988
1989
1

jan 1, 1890 - William James: Harvard University philosopher and psychologist, publishes The Principles of Psychology, describing psychology as "the science of mental life"

Added to timeline:

7 Sep 2017
0
0
191
AP Psychology

Date:

jan 1, 1890
Now
~ 128 years ago
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