To continue: if you have any names on the right that aren't on your bookshelf, <s> them out and add one that is. This is a mutation as the previous repeaters removed the names the previous folks struck out; I'm going to assume you're not supposed to reuse any names that someone already crossed out that you do have. I'm also going to assume having a story in a collection counts, as I really don't want to cross out Cordwainer Smith. This is an exercise in just how narrowly read I am compared to deadprogrammer.
G. K. Chesterton C.S. Lewis Cordwainer Smith Terry Pratchett Tom ClancyHenry Kuttner Jeff Noon J.R.R. Tolkien Bruce Sterling Kurt Vonnegut Octavia Butler Robert NozickJohn C Wright William Browning Spencer Dorothy Sayers Milan KunderaErich Maria Remarque Harlan Ellison Richard Dawkins Søren KierkegaardCyril Kornbluth Stanislaw Lem Jaroslav Pelikan F.A. von HayekRudyard Kipling Pat Cadigan Neal Stephenson Robert A. Heinlein Aleksandr SolzhenitsynAyn Rand Douglas Hofstadter