Contingencies of Reinforcement. Chapter 6: An Operant Analysis of Problem Solving. Quote 6 Post author:B. F. Skinner Foundation Post published:June 22, 2018 Post category:Skinner's Quote of the Day “The codification of legal practices, justly recognized as a great advance in the history of civilization, is an extraordinary example of the construction of SD’s.” (p. 141) Subscribe to RSS feed here You Might Also Like Science and Human Behavior, Chapter 22: Controlling Agencies, Quote 1 December 26, 2016 Recent Issues. Chapter 12: The Behavior of Organisms at Fifty. Quote 25 May 3, 2019 Recent Issues. Chapter 12: The Behavior of Organisms at Fifty. Quote 13 April 17, 2019