1. The book introduces the formula for change: Motivation x Ability = Change. For real change to occur, both motivation and ability must be addressed.
2. The authors identify six sources of influence that can be leveraged to drive change: personal motivation, personal ability, social motivation, social ability, structural motivation, and structural ability. Successful change initiatives activate multiple sources.
3. Vital behaviors are identified - the few key actions that must be performed consistently to achieve a goal