Simplify the following text for a Grade 10 native English-speaking person.
Original: The Archbishop of Canterbury is the senior bishop and principal leader of the Church of England , the symbolic head of the worldwide Anglican Communion , and the diocesan bishop of the Diocese of Canterbury . In his role as head of the Anglican Communion , the archbishop leads the third largest group of Christians in the world .
Simplified: The Archbishop of Canterbury is the spiritual leader of the Church of England and the Anglican Communion .