Between James Thurber and Terry Brooks who had a more diverse career as a writer?
Terry Brooks Terence Dean "Terry" Brooks (born January 8, 1944) is an American writer of fantasy fiction. He writes mainly epic fantasy, and has also written two movie novelizations. He has written 23 "New York Times" bestsellers during his writing career, and has over 21 million copies of his books in print. He is one of the biggest-selling living fantasy writers.
Shannara Shannara is a series of high fantasy novels written by Terry Brooks, beginning with "The Sword of Shannara" in 1977 and continuing through "The Sorcerer's Daughter" which was released in May 2016; there is also a prequel, "First King of Shannara". The series blends magic and primitive technology and is set in the Four Lands, which are identified as Earth long after civilization was destroyed in a chemical and nuclear holocaust called the Great Wars. By the time of the prequel "First King of Shannara", the world had reverted to a pre-industrial state and magic had re-emerged to supplement science.