Spencer comes with more than 20 years of experience working for British blue-chip public companies, including British Leyland, Rolls-Royce, Hanson and ultimately Royal & Sun Alliance, which he joined in 1996 as group finance director.
Gadiesh is a highly respected expert on management and corporate strategy who, as chairman of Bain & Company, has advised a wide array of CEOs and senior executives of major international companies on strategy development and the implementation of change.
Besides her chairman role, Gadiesh is directly involved with her own clients, spending time mainly in North America and Europe.
Earlier this year, Masao Inagaki, chairman and chief executive of Asatsu-DK, retired from the WPP board and was replaced by Koichiro Naganuma.
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