The idea of management comes from the military because that was the first time in human history a diverse group of people who did not know each other were organized to work together towards a common goal. That structure gave us a few principles: Hierarchy Command and control Incentives for achieving the goals Division of responsibility based on function Centralized decision making Not much has changed over the last few thousand years. Today, the business world follows many of the same principles. At the highest level, business management is about capital allocation, mainly within an organization, to maximize shareholder returns. To do that, a manager must be good at understanding risk, making decisions, making trade-offs, communication, and putting the right people in the jobs. Middle management is more nuanced. Theoretically, management is an easy concept to grasp. However, the execution of the concept is complex. Having worked in orga...