One of our oldest friends in the field of innovation, or at that awkward place where innovation meets strategy, is Costas Markides of London Business School.  The Cypriot is a voluble and enthusiastic teacher, conversationalist and tennis player, as quick with an opinion on our understanding of disruptive innovation as Manchester United’s current form.

“My work has always been about innovation,” says Markides.  He champions continual corporate innovation, even when innovation might undermine previous innovations that have spurred still-healthy corporate success. “The one thing I have learned from two decades of study,” he says, “is that . . .