Simplify the following text for a Grade 11 native English-speaking person.
Original: Rowan Douglas Williams , DD , PC , FBA ( born 14 June 1950 ) is the 104th and current Archbishop of Canterbury , metropolitan of the province of Canterbury , Primate of All England , senior archbishop of the Church of England and the symbolic head of the worldwide Anglican Communion .
Simplified: Rowan Douglas Williams FRSL , FBA ( born 14 June 1950 ) is an Anglican bishop , poet and theologian . He is the 104th and current Archbishop of Canterbury , Metropolitan of the Province of Canterbury and Primate of All England , offices he has held since early 2003 .