A publishing house for this author’s work was co-founded by Donald Wandrei and August Derleth, whose falling out is discussed in a study of this author subtitled Against the World, Against Life by Michel Houellebecq (“well-BECK”). A genre whose “Big Three” consisted of this author, Robert E. Howard, (10[1])and Clark Ashton Smith inspired M. (10[1])John Harrison to theorize a modern genre exemplified by the work of Jeff VanderMeer and China Miéville. A story by this author is narrated by a professor (10[1])who discovers amoeba-like “shoggoths” while on an expedition to Antarctica (10[1])from Miskatonic University. In a story by this author, the sunken city R’lyeh (10[1])(“rill-YEH”) imprisons a “Great Old One” (10[1])that resembles a giant octopus. For 10 points, what author of At the Mountains of Madness created the Cthulhu Mythos? ■END■