"Coyle spent three years researching the question of what makes a successful group tick, visiting some of the world's most productive groups--including Pixar, Navy SEALs, Zappos, IDEO, and the San Antonio Spurs. Coyle discovered that high-performing groups ... generate three key messages that enable them to excel: 1. Safety (we are connected), 2. Shared risk (we are vulnerable together), 3. Purpose (we are part of the same story)"--