If you read nothing else on change, read these articles. 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.