You think startups are hard? Try innovating inside a large company where 99% of the company is executing the current business model, while you’re trying to figure out and build what comes next. Charles O’Reilly and Michael Tushman coined the term an “Ambidextrous Organization” to describe how some companies get this simultaneous execution and innovation process right. Their book Lead and Disrupt describes how others can learn how to do so. I was honored to write the forward to their second edition. Here it is in its entirety.