John Mullins is an Associate Professor of Management Practice at the London Business School. He earned his MBA at the Stanford Graduate School of Business and his Ph.D. at the University of Minnesota. An award-winning teacher and scholar and one of the world’s foremost thought leaders in entrepreneurship, John brings to his teaching and research 20 years of executive experience in high-growth retailing firms, including two ventures he founded and one he took public.

Since becoming an entrepreneurship professor in 1992, John has published five books, more than 50 cases, and more than 50 articles in a variety of outlets, including Harvard Business Review, the MIT Sloan Management Review, and The Wall Street Journal.

John’s books include The New Business Road Test: What Entrepreneurs and Executives Should Do Before Launching a Lean Start-Up (1e 2003; 5e, London: FT 2017), Getting to Plan B: Breaking Through to a Better Business Model (Boston: Harvard Business Press 2009 – co-authored with Randy Komisar, “Best Books of 2009” lists by BusinessWeek and INC Magazine), and The Customer-Funded Business: Start, Finance or Grow Your Company with Your Customers’ Cash (Jersey City: Wiley 2014 – one of five “not-to-be-missed books” for 2014 by Fortune).

John’s newest book, Break the Rules! The Six Counter-Conventional Mindsets of Entrepreneurs That Can Help Anyone Change the World (Jersey City: Wiley 2023), identifies what makes entrepreneurs “entrepreneurial” and provides a roadmap for how anyone can adopt and master these mindsets to challenge assumptions, overcome obstacles, mitigate risk, and perhaps change the world.