Who is Morgan McSweeney? The man taking over behind the scenes at No 10
Morgan McSweeney has been one of the most powerful men in the Labour Party for years. He’s now one of the most powerful men in the UK – but not many people have heard of him. Yesterday, McSweeney took over from Sue Gray as Sir Keir Starmer ’s chief of staff in No 10, after the former civil servant sensationally quit.