Frenemies: the epic disruption of the advertising industry (and everything else)

Ken Auletta uncovers an industry in crisis from the perspective of its most powerful players, from Sir Martin Sorrell to Carolyn Everson, Facebook's Head of Sales.

The survival of most media and internet companies depends on the revenue generated by advertising and marketing, yet few other businesses have been so dramatically challenged in the digital age.

Gone are the days of Don Draper as Mad Men becomes Math Men (and only occasionally women), and an instinctive art is transformed into an ever-changing science.

Former allies have become competitors and accusations of kickbacks and corruption swirl. 'Frenemies' are rife as trust disintegrates and up-and-coming creatives clash with seasoned veterans. And all the while, Facebook and Google continue to cause disruption.