Sir Mark is the Chief Scientific Adviser to HM Government and Head of the Government Office for Science. Previously, Sir Mark was Director of the Wellcome Trust, which is the largest charitable donor for improving human health after the Gates Foundation. Before joining the Trust he was Professor of Medicine and Head of the Division of Medicine at Imperial College London. He has been a member of the Prime Minister’s Council for Science and Technology since 2004. He has also been a member of the India UK CEO Forum, the UK India Round Table and the advisory board of Infrastructure UK and a non-executive member of the Office for Strategic Coordination of Health Research. He is a member of a number of international advisory bodies. He has undertaken independent reviews for the UK Government on the use and sharing of personal information in the public and private sectors: ‘Data Sharing Review’ (2009); and secondary education: ‘Science and Mathematics: Secondary Education for the 21st Century’ (2010). He received a knighthood in the 2009 New Year Honours List for services to medical research and was elected as Fellow of The Royal Society in 2011.