Are John Crowley and Katharine Kerr both Americans ?
Katharine Kerr Katharine Kerr (born 1944) is an American science fiction and fantasy novelist, best known for her series of Celtic-influenced high fantasy novels set in the fictional land of Deverry.
John Kerr (Royal Navy officer) Admiral Sir John Beverley Kerr (born 27 October 1937) is a retired admiral in the Royal Navy.