In this increasingly challenging business environment, innovation – or, rather, the ability to be innovative on a continuous basis – is the elusive big beast. To judge from the extensive library dedicated to the subject, you might think that the problem is a lack of ideas, a dearth of creative talent, inability to bring the ideas to fruition, a lack of funding – or some combination of all these. However, recent research by Linda Hill, a professor at Harvard Business School, and others suggests that the issue is something else entirely. Companies struggle to innovate because they do not know how to lead the process.