This highly-rated (by viewers) 10:47 video lecture by author Daniel Pink describes recent psychological research showing that except for the simplest mechanical tasks, enhanced performance in organizations is produced not by monetary rewards but by autonomy, mastery, and purpose (at 5:10).[1] ...

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THE SURPRISING TRUTH ABOUT WHAT MOTIVATES US
By Daniel Pink

The RSA
June 2010

http://fora.tv/2010/01/27/Daniel_Pink_The_Surprising_Truth_About_What_Motivates_Us