Formerly: Non-Executive Director, Barclays Bank; Non-Executive Director, Bank of England; President, Chartered Institute of Management Accountants; Non-Executive Chairman, Economists' Bookshop Group and market research firm MORI; Head, UK Government Accountancy Service; Member, UK Cabinet Office Think Tank; Professor of Management Practice, London Business School. Currently: Dean, London Business School; Chairman, UK National Audit Office. Author of publications on financial control and reporting, and performance measurement.