Will Sorrell 2.0 be as successful as the first? Here's all you need to know

WPP founder may form a coalition of digital and ad tech firms, say experts

Martin Sorrell, advertising's best-known chief executive, sprung a surprise last week announcing he was buying a London-listed medical products company called Derriston Capital, which would act as a vehicle for his future investments. 

While Derriston would be renamed S4 Capital, the model was reminiscent of what Sorrell had done in the past. Three decades ago, Sorrell had acquired a wire shopping basketmaker called WPP, using it to buy some of the most storied advertising brands in the world. These included names such as J Walter Thompson, Ogilvy, Young & Rubicam and Grey Advertising.

Sorrell, 73, is also credited for creating