Cumulative Record: Definitive Edition (1999). Chapter 7: Are Theories of Learning Necessary. Quote 2 Post author:B. F. Skinner Foundation Post published:May 14, 2021 Post category:Skinner's Quote of the Day Certain statements are also theories simply to the extent that they are not yet facts. A scientist may guess at the result of an experiment before the experiment is carried out. (p. 69) You Might Also Like Science and Human Behavior, Chapter 7: Operant Discrimination, Quote 11 April 27, 2016 Cumulative Record. Chapter 4: The Design of Cultures. Quote 10 September 21, 2021 Contingencies of Reinforcement. Chapter 9: The inside story. Quote 12 September 20, 2018