cuộc chạy bộ của tôi là khi những người chạy bộ khác chặn tôi lại để
hỏi “Anh đang mang giày gì thế?” hoặc như hiện nay, họ thường hỏi,
“Giày này có thực sự hiệu quả không?”
Guy Kawasaki, “The Nine Best Story Lines for Marketing”, How to Change the World (blog),
July 5, 2007, http://blog.guykawasaki.com/2007/07/what-peopletal.html#axzz10gqAZ7Rg.
Dan Heath and Chip Heath, “Selling Your Innovation: Anchor and Twist,” Fast Company,
July 1, 2008, www.fastcompany.com/magazine/127/made-to-stickanchor-and-twist.html.
Tom Stafford, “Music, Wine, and Will”, Mind Hacks (blog), February 6, 2006,
http://mindhacks.com/2006/02/06/music-wine-and-will.
Richard H. Thaler and Cass R. Sunstein, Nudge: Improving Decisions About Health, Wealth,
and Happiness, (New York: Penguin Books, 2009), 71.
Jonathan L.Freedman and Scott C.Fraser, “Compliance Without Pressure: The Foot-in-the-
Door Technique”, Journal of Personality and Social Psychology 4, 195-202, 1966.