The "primes" are universal and unavoidable patterns of group behavior that emerge whenever people attempt to transform systems or collaborate to solve complex problems. Every change agent has felt their effect, but few can recognize, anticipate, and manage them. Unacknowledged, the primes can put any leadership agenda at risk. Once mastered, the primes become a force that drives intended outcomes. The Primes is a field manual for anyone ready to step up to serious challenges, predict and manage inevitable problems, create a brighter future, and produce extraordinary results.