Ron Johnson's career path has featured stops at some of the world’s largest and most innovative retailers, including Target, Apple, and J.C. Penney. At each stop, Johnson learned invaluable lessons, like how to build on success, how to keep growing as an individual, and how to embrace missteps. Harvard Business School professor Das Narayandas examines Johnson’s career trajectory and discusses the importance of personal accountability and creative planning in the rapidly-changing world of retail.