Principles of Psychology

Keller and Shoenfeld’s Principles of Psychology, published in 1950, was written as an introductory text to be used in the two-semester Psychology 1-2 course at Columbia University. It is a systematic approach in that a small number of functional relations described in B. F. Skinner’s The Behavior of Organisms are introduced and then used throughout to interpret the topics presented in a typical introductory psychology course. K & S was widely influential in familiarizing psychologists and o...