Roger Liddle, Baron Liddle, English politician

Roger John Liddle, Baron Liddle is a British political adviser and consultant who is principally known for being Special Adviser on European matters to the former Prime Minister Tony Blair, and President of the European Commission, José Manuel Barroso. He also worked together with Peter Mandelson on books outlining the political philosophy of the Labour Party under Blair's leadership. He is the chair of Progressive Britain, the successor organisation to the international think tank Policy Network and Progress, and was Pro-Chancellor of Lancaster University until 2020.