Video interview with Sir Martin Sorrell

Sorrell is chief executive and architect of WPP, one of the world's largest communications services groups.

WPP companies provide clients with advertising; media investment management; information; insight & consultancy; public relations & public affairs; branding & identity, healthcare and specialist communications. Collectively, WPP employs 97,000 people in more than 2,000 offices in 106 countries.

WPP's major brands include advertising agencies JWT, Ogilvy & Mather Worldwide, Y&R, Grey Worldwide and The Voluntarily United Group of Creative Agencies; global media investment management companies MindShare, Mediaedge:cia and MediaCom; market research companies Millward Brown, Research International, KMR Group and proprietary diagnostic tools for managing brands, BrandAsset® Valuator and BRANDZ; the direct, customer relationship and interactive marketing networks OgilvyOne Worldwide, Wunderman,141 Worldwide and Grey Direct; public relations & public affairs firms Hill & Knowlton, Ogilvy Public Relations Worldwide, Burson-Marsteller, Cohn & Wolfe and GCI; global healthcare companies CommonHealth, Sudler & Hennessey,Ogilvy Healthworld and Grey Healthcare Group; and global branding and identity firms Landor, Enterprise IG, Fitch and G2 Worldwide. WPP’s specialist communications group includes firms that provide sales promotions, web communications and hi-tech marketing.

Clients include more than 330 of the Fortune Global 500, over half of the NASDAQ 100 and over 30 of the Fortune e-50.