Hailed as the “Greatest Business Book of All Time” by Bloomsbury UK, In Search of Excellence is a timeless guide to effective management. Based on an in-depth study of 43 top-performing American companies, the book outlines eight key principles that drive business success—focusing on action, people, and profitability. Now part of the HarperBusiness Essentials series, this classic remains essential reading for leaders, entrepreneurs, and anyone looking to build a thriving organisation.