The document discusses the concept of effectuation, which are five principles that managers can learn from entrepreneurs to better cope with an unpredictable business environment. Effectuation offers insights into how expert entrepreneurs deal with uncertainty and provides managers with a means of gaining control without relying on predictions. It is not a recipe guaranteeing success but rather lessons and a framework adapted from how entrepreneurs approach decision making when facing unpredictability. The five principles of effectuation that managers should learn are also discussed.