Archbishop of Canterbury Dr Rowan Williams has announced he is to stand down in December.
He will take the position of Master of Magdalene College at the University of Cambridge from January next year, his website says.
Dr Williams, 61, was appointed the 104th Archbishop of Canterbury in 2002.
In a statement on his website, the head of the 85 million-strong Anglican Communion said serving as archbishop had been "an immense privilege".
He said stepping down had not been an easy decision.
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