Trustee, The Athenaeum Club

Fellow, Royal Society

Fellow, Royal Academy of Engineering

Chair of several recent independent technical reviews of Hinkley Point C and proposed Sizewell C nuclear power stations, commissioned by EDF

Expert witness on behalf of HS2 Ltd giving evidence to High Speed Rail (Crewe-Manchester) Bill Select Committee in House of Commons

Consultant to AECOM (consulting engineers) on NEOM project, Saudi Arabia

Chair of Review by Institution of Civil Engineers for DEFRA on Future Supply of Reservoir Engineers

Member, Singapore Government’s Advisory Panel on Asia Sustainable Infrastructure (travel and accommodation expenses only)

Trustee, Fitzwilliam Museum Development Trust

Chair, Advisory Board, UK Collaboratorium for Research on Infrastructure and Cities (UKCRIC - a consortium of UK universities)

Non-executive Director and Chair of Board, Epsimon Ltd (infrastructure monitoring)

Chair, One CAM Limited (Cambridgeshire and Peterborough Combined Authority’s company; special purpose vehicle for delivery of Cambridgeshire Autonomous Metro (CAM)) (interest ceased 18 January 2022)

Member of Independent Tunnelling Expert Panel advising Department of Transport and HS2 Ltd on HS2

Chair of Task Force appointed by Network Rail to review its management of earthworks (cuttings and embankments)

Chair of Trustees, Isaac Newton Trust (educational charity) (interest ceased 1 October 2020)

Member, Committee on Climate Change Risk Assessment Expert Advisory Panel

Emeritus Professor of Civil Engineering, University of Cambridge

Consultant, Crossrail Ltd (interest ceased 14 April 2018)

Consultant to the Laing O’Rourke Group (construction company)

Fellow, Jesus College, Cambridge