Don Sull is a Professor of the Practice at the MIT Sloan School of Management, where he directs the Measuring Culture Project. He teaches courses on competitive strategy and strategy execution. Sull was formerly a Professor at Harvard Business School and London Business School, and received his bachelors, MBA, and doctorate from Harvard University. Sull has published six books and over 100 cases and articles, including a dozen best-selling Harvard Business Review articles, and MIT Sloan Management Review's most popular strategy article of all time. The Economist named him “a rising star in a new generation of management gurus” and identified his theory of active inertia as an idea that shaped business management over the past century. Fortune listed him among the ten new management gurus. He has advised top teams and boards of more than fifty Fortune Global 500 companies, as well as non-business organizations ranging from the Bill and Melinda Gates Foundation to the Naval Criminal Investigative Service (NCIS) and the Sultan of Oman. Prior to academia, he worked as a strategy consultant with McKinsey & Company, and a management-investor with the leveraged buyout firm Clayton, Dubilier & Rice. Sull is the co-founder and CEO of CultureX, which leverages proprietary AI to measure and improve corporate culture, and an advisor to several start-ups including Betterworks, Tomorrow.io, and eToro.