Verbal Behavior: Extended Edition. Chapter 4: Verbal Behavior under the Control of Verbal Stimuli. Quote 26 Post author:B. F. Skinner Foundation Post published:January 8, 2025 Post category:Skinner's Quote of the Day In all kinds of self-echoic behavior we have to consider the possibility that the verbal stimulus may be covert. (p. 65) You Might Also Like Recent Issues. Chapter 9: Programmed Instruction Revisited . Quote 4 March 6, 2019 Upon Further Reflection. Chapter 4: Selection by Consequences Quote 9 April 29, 2020 Cumulative Record. Chapter 23: Current Trends in Experimental Psychology. Quote 15 June 27, 2023