Can large companies successfully innovate? The popular narrative is the bigger firms become, the less nimble and dynamic they are. Small startups are the disruptors, while big companies are doomed to being static and inflexible. But according to Gary Pisano of Harvard Business School, this is a myth: large businesses can be just as innovative as startups. But to reach that point, you need to understand the four distinct types of innovation, how to devise a strategy for implementing transformation and, crucially, the importance of an innovative culture.