As WPP’s Martin Sorrell fights to keep his job, here’s the 10 longest-reigning FTSE 100 CEOs

DAVOS/SWITZERLAND, 28JAN10 – Sir Martin Sorrell, Group Chief Executive, WPP Plc, United Kingdom captured during the session ‘Will India Meet Global Expectations?’ at the Congress Centre at the Annual Meeting 2010 of the World Economic Forum in Davos, Switzerland, January 28, 2010. Copyright by World Economic Forum by Sebastian Derungs