Subtitle from container.
|餘額：||Produced and directed by Maja Thomas ; introduction produced and directed by John McElroy ; produced supervised by Dennis Kao ; text abridged by Kim Gruenenfelder ; text edited by William Whittington.|
|表演者：||Read by the author.|
|描述：||3 sound discs (3 hr.) : digital ; 4 3/4 in.|
New Yorker writer Malcolm Gladwell looks at why major changes in our society so often happen suddenly and unexpectedly. Ideas, behavior, messages, and products, he argues, often spread like outbreaks of infectious disease. These are social epidemics, and the moment when they take off, when they reach their critical mass, is the Tipping Point.