Who is Turner Boatwright, Alice Lee Langman from Answered Prayers: The Unfinished Novel and what is their importance?

Turner Boatwright and Alice Lee Langman play primary, initiating roles in the early stages of Jones' writing career. Boatwright is a literary agent. Langman is a renowned novelist and academic. Both are sexually needy, offer criticism and moral support, and pull strings to bring Jones' work to increased public notice in exchange for him bringing them to greater sexual satisfaction.