The Order has six officials: the Prelate; the Dean; the Secretary; the Registrar; the King of Arms; and the Usher. The Bishop of London, a senior bishop in the Church of England, serves as the Order's Prelate. The Dean of St Paul's is ex officio the Dean of the Order. <answer>The Order's King of Arms</answer> is not a member of the College of Arms, as are many other heraldic officers. The Usher of the Order is known as the Gentleman Usher of the Purple Rod; he does not – unlike his Order of the Garter equivalent, the Gentleman Usher of the Black Rod – perform any duties related to the House of Lords.
Who is not a member of the College of Arms?
The Order's King of Arms