Sir Martin Sorrell has said the advertising industry must change to survive . Speaking at the Cannes Lions , Sorrell said companies need to accept the changes in the industry and adapt to increased competition and the new focus on digital , data - driven advertising . After another pop at WPP , his former employer , he said S4 Capital was able to adapt rapidly as it had started from scratch but Sorrell has been embroiled in a public dispute with WPP since his abrupt departure last year amid allegations of misconduct. traditional ad agencies are “ not fit for competition ” and that publicly listed company would have a tough time changing .
Sir Martin Sorrell has said the advertising industry must change to survive . Speaking at the Cannes Lions , Sorrell said companies need to accept the changes in the industry and adapt to increased competition and the new focus on digital , data - driven advertising . After another pop at WPP , his former employer , he said S4 Capital was able to adapt rapidly as it had started from scratch but traditional ad agencies are “ not fit for competition ” and that publicly listed company would have a tough time changing .