Twenty years ago, before the Freakonomics book tour, Bill McGowan taught Steve Levitt to speak in public. In his new book he tries to teach everyone else.

• SOURCES:
  • Bill McGowan, founder and C.E.O. of Clarity Media Group.

• RESOURCES:
  • Speak, Memorably: The Art of Captivating an Audience, by Bill McGowan (2025).
  • "Sheryl Sandberg Gives UC Berkeley Commencement Keynote Speech," (UC Berkeley, 2016).
  • "Our failing schools. Enough is enough!" by Geoffrey Canada (TED, 2013).

• EXTRAS:
  • "The Power of a Bad Example – A Field Experiment In Household Garbage Disposal," by Robert Dur and Ben Vollaard (Tilburg Law and Economics Center, 2013).
  • "Unit pricing of municipal solid waste and illegal dumping: an empirical analysis of Korean experience," by Geum-Soo Kim, Young-Jae Chang and David Kelleher (Environmental Economics and Policy Studies, 2008).
  • "Garbage, Recycling, and Illicit Burning or Dumping," by Don Fullerton and Thomas Kinnaman (Journal of Environmental Economics and Management, 2002).