Getting people to do what you want through understanding human behavior and decision making. The document discusses 9 strategies based on behavioral economics research: 1) Appeal to "satisficers" who prefer low-risk options. 2) Leverage social norms. 3) Encourage people to make future commitments. 4) Reduce choices to minimize paralysis. 5) Implement helpful default options. 6) Use anchoring to frame decisions. 7) Appeal to people's values. 8) Create positive experiences. 9) Do small favors to encourage reciprocity. Understanding how context and subtle influences affect decisions can help influence behavior change.