Andrew Campbell is a Director of Ashridge Strategic Management Centre and an active consultant for major corporate clients. He is also a Visiting Professor at City University and previously a Fellow in the Centre for Business Strategy at the London Business School. Before that he was a consultant for six years with McKinsey & Co, working on strategy and organization problems in London and Los Angeles. Andrew Campbell holds an MBA from the Harvard Business School where he was a Harkness Fellow and a Baker Scholar. He has published numerous articles, including six with the Harvard Business Review, and his previous books include Designing Effective Organisations, Synergy, Core Competency-Based Strategy, Breakup!, Corporate-Level Strategy, and Strategic Synergy. Website: www ashridge.com/andrewcampbell Robert Park has 25 years experience in the UK banking sector, the last 12 with the NatWest Group as Head of Group Strategy. He is now an independent consultant and an Associate of the Ashridge Strategic Management Centre.