Sir John Beddington is the Senior Adviser to the Oxford Martin School and Professor of Natural Resource Management at Oxford University. He was from 2008 until 2013 the Government Chief Scientific Adviser (GCSA) reporting directly to the Prime Minister. As GCSA, he led on providing scientific advice to Government during the 2009 swine flu outbreak, the 2010 volcanic ash incident and the emergency at the Fukushima nuclear power plant in 2011.

Prior to his appointment as GCSA, he was Professor of Applied Population Biology and headed the main departments of environmental science and technology at Imperial College. Sir John has previously been advisor to a number of UK Government departments including the Foreign and Commonwealth Office, the Department for Environment, Food and Rural Affairs, the Ministry of Defence and the Cabinet Office. He has also advised several Governments and international bodies including the Australian, New Zealand and US Governments, the European Commission, the United Nations Environment Programme and Food and Agriculture Organisation.

Sir John Beddington was knighted in 2010.