Robert H. Waterman Jr. (1936–2022) was a highly influential management consultant and author who established his authority during a twenty-one-year tenure at McKinsey & Company. He is best known for co-authoring the business landmark “In Search of Excellence” and for co-developing the McKinsey 7-S Framework. His pioneering research into organizational effectiveness and corporate culture redefined modern management practices, making him a foundational figure in the study of high-performing American companies.