Patrick Barwise is emeritus professor of management and marketing at London Business School, a visiting senior fellow in media and communications at the LSE, and former chairman of Which?. He joined LBS in 1976 after an early career at IBM and has published widely on management, marketing and media. His 1988 book with Andrew Ehrenberg, Television and its Audience, has never been out of print. His publications on broadcasting policy include his Independent Review of the BBC’s Digital Television Services (DCMS, 2004) and two Reuters Institute reports with Robert Picard, The Economics of Television in a Digital World (2012) and What If There Were No BBC Television?: The Net Impact on UK Viewers (2014).