Question to the Cabinet Office:

To ask the Minister for the Cabinet Office, if he will make an assessment of the effect of one person occupying both the roles of National Security Adviser and Cabinet Secretary on the effectiveness of those roles.

Sir Mark Sedwill has been operating successfully as Cabinet Secretary since June 2017 and has the full confidence of the Prime Minister and Cabinet. His responsibilities incorporate those he exercised as National Security Adviser and, like his predecessors, those of the Head of the Civil Service.