If you read nothing else on leadership, read these articles: "What Makes a Leader?" by Daniel Goleman; "What Leaders Really Do" by John P. Kotter; "The Work of Leadership" by Ronald A. Heifetz and Donald L. Lurie; "Why Should Anyone Be Led by You?" by Robert Goffee and Gareth Jones; "Crucibles of Leadership" by Warren G. Bennis and Robert J. Thomas; "Level 5 Leadership: The Triumph of Humility and Fierce Resolve" by Jim Collins; and, "Seven Transformations of Leadership" by David Rooke and William R. Torbert. The series is designed to bring today's managers and professionals the fundamental information they need to stay competitive in a fast-moving world. From the preeminent thinkers whose work has defined an entire field to the rising stars who will redefine the way we think about business, here are the leading minds and landmark ideas that have established the "Harvard Business Review" as required reading for ambitious business people in organizations around the globe.