This collection includes these best-selling HBR articles: featured article “What Makes an Effective Executive” by Peter F. Drucker, “What Makes a Leader?” “What Leaders Really Do,” “The Work of Leadership,” “Why Should Anyone Be Led by You?” “Crucibles of Leadership,” “Level 5 Leadership: The Triumph of Humility and Fierce Resolve,” “Seven Transformations of Leadership,” “Discovering Your Authentic Leadership,” and “In Praise of the Incomplete Leader.”