Fred Simmons Keller was a pioneer in experimental psychology. He taught at Columbia University

Columbia University

Columbia University in the City of New York is a private, Ivy League university in Manhattan, New York City. Columbia is the oldest institution of higher learning in the state of New York, the fifth oldest in the United States, and one of the country's nine Colonial Colleges founded before the...

 for 26 years and gave his name to the Keller Plan, also known as Personalized System of Instruction an individually paced, mastery-oriented teaching method that has had a significant impact on college-level science education system.
He died at home, age 97, on February 2, 1996 in Chapel Hill, North Carolina

Chapel Hill, North Carolina

Chapel Hill is a town in Orange County, North Carolina, United States and the home of the University of North Carolina at Chapel Hill and UNC Health Care...

.

A Functional Analysis of Depression

Fred Keller's 1973 paper, A Functional Analysis of Depression, helped to establish a strong clinical focus on depression that helped to inspire Behavioral activation

Behavioral activation

Behavioral activation is a third generation behavior therapy for treating depression. It is one of many functional analytic psychotherapies which are based on a Skinnerian psychological model of behavior change, generally referred to as applied behavior analysis...

, as well as other behavioral treatments for clinical problems beyond depression.

See also

• Behavioral activation
  Behavioral activation
  Behavioral activation is a third generation behavior therapy for treating depression. It is one of many functional analytic psychotherapies which are based on a Skinnerian psychological model of behavior change, generally referred to as applied behavior analysis...