A Harvard Professor Doesn't Have a Monopoly on 'Disruption'

Does Clayton Christensen own the word “disrupt”? The Harvard Business School professor certainly behaves as if he has a proprietary interest. This is from a new Harvard Business Review article, co-authored with Deloitte consultant Michael E. Raynor and HBS professor Rory McDonald, that has made a few headlines during the past week: 

 Well, here’s the Merriam-Webster definition of “disrupt.”