Verbal Behavior: Extended Edition. Chapter 8: The Verbal Operant as a Unit of Analysis. Quote 9 Post author:B. F. Skinner Foundation Post published:April 30, 2025 Post category:Skinner's Quote of the Day Differential reinforcement shapes up all verbal forms, and when a prior stimulus enters into the contingency, reinforcement is responsible for its resulting control. (pp. 203-204) You Might Also Like Verbal Behavior: Extended Edition. Chapter 5: The Tact. Quote 3 January 21, 2025 Cumulative Record. Chapter 50: Some Responses to the Stimulus “Pavlov”. Quote 7 June 18, 2024 Upon Further Reflection. Chapter 4: Selection by Consequences Quote 2 April 20, 2020