Watch this: http://www.youtube.com/watch?v=u6XAPnuFjJc Brilliant summary of what really motivates people. The most important advice: provide a sense of purpose and get out of people's way so that they can do the right thing. Micromanagement, incentives, annual performance reviews and the like aren't as useful as providing the sense of purpose, the opportunity for mastery and the freedom of self-direction.