Contingencies of Reinforcement. Chapter 9: The inside story. Quote 3 Post author:B. F. Skinner Foundation Post published:September 7, 2018 Post category:Skinner's Quote of the Day “Teachers and therapists do not change personalities, they change the world in which students and patients live.” (p. 273) Subscribe to RSS feed here You Might Also Like Cumulative Record. Chapter 20: What Is Psychotic Behavior? Quote 8 April 3, 2023 Science and Human Behavior, Chapter 3: Why Organisms Behave, Quote 7 February 3, 2016 Cumulative Record. Chapter 17: Contingency Management in the Classroom. Quote 6 February 1, 2023