The Archbishop of Canterbury is the spiritual leader and chief primate of the Church of England and the entire world-wide Anglican Communion. The incumbent is The Most Rev. Dr. Rowan Williams.
When 'off duty' Rowan wears normal clothes, just like you and I. When 'on duty' as archbishop, he dresses smartly in a suit, with a reddish purple shirt (as worn by all bishops), a white 'dog collar'...