Contingencies of Reinforcement. Chapter 1: The Role of the Environment. Quote 23 Post author:B. F. Skinner Foundation Post published:February 9, 2018 Post category:Skinner's Quote of the Day “When the variables discovered in an experimental analysis prove to be manipulable, we can move beyond interpretation to the control of behavior.” (p. 14) Subscribe to RSS feed here You Might Also Like Cumulative Record. Chapter 13: Teaching Machines. Quote 14 November 7, 2022 Science and Human Behavior, Chapter 7: Operant Discrimination, Quote 18 May 6, 2016 Recent Issues. Chapter 4: The Listener. Quote 6 December 21, 2018