Sibbet, David (3) Koller, Tim (mckinsey's Strategy And Corporate Finance Insights), Goedhart, Marc (mckinsey's Strategy And Corporate Finance Insights; Rotterdam School Of Management (rsm), Wessels, David (wharton School Of The University Of Pennsylvania) (2) Niedlich, Sebastian (1) Fraser, David (university Of British Columbia (1) Bowers, David (the Nuffield Institute Of Health, House, Allan (school Of Medicine, Owens, David (school Of Medicine, Bewick, Bridgette (?school Of Medicine (1)