Book excerpt: Numerous studies show that people will rise, or fall, to the level where their superiors believe them capable. As a manager, it is up to you to have high expectations for your employees, and to communicate those expectations to them. In Pygmalion in Management, J. Sterling Livingston urges you to understand the power you have over your subordinates' success, and use it to benefit everyone involved. Since 1922, Harvard Business Review has been a leading source of breakthrough ideas in management practice. The Harvard Business Review Classics series now offers you the opportunity to make these seminal pieces a part of your permanent management library. Each highly readable volume contains a groundbreaking idea that continues to shape best practices and inspire countless managers around the world.