Technology Has Upended the World’s Advertising Giants »
In building the world’s largest advertising company over the past 30 years, Sir Martin Sorrell, chief executive of WPP, has weathered two recessions and survived a global financial crisis. His…
In building the world’s largest advertising company over the past 30 years, Sir Martin Sorrell, chief executive of WPP, has weathered two recessions and survived a global financial crisis. His…