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.
Katharine Elizabeth Fullerton Gerould Katharine Elizabeth Fullerton Gerould (February 6, 1879 – July 27, 1944) was an American writer and essayist.