This document discusses John C. Maxwell's "Law of the Lid", which states that a person's leadership ability determines their effectiveness and potential. It uses examples like the founders of McDonald's, Dick and Maurice, having low leadership ability and vision that hindered the business, compared to Ray Kroc who greatly expanded McDonald's as a leader. Steve Jobs also had a high leadership lid that allowed him to build Apple into a world-class organization, unlike Steve Wozniak. Good leaders seek opportunities to improve structures, efficiencies and help others increase their leadership capacity and lift their lids to greater effectiveness.