7 Powers, Positioning, Innovator's Dilemma, Innovator's Solution, Blue Ocean Strategy, Crossing the Chasm — read these six books back to back and you can predict 100% of competitive moves in tech, according to Levie. Most founders read the Dilemma but give up before the Solution. The tandem read is the point. And nobody reads Positioning, which is exactly why everyone messes up their market positioning.