A Case of Conscience James Blish A Case of Conscience by James Blish Hugo 1959 · Winner Sign in to put this book on your shelf. Prize history Hugo Award for Best Novel 1959 Winner Hugo Award for Best Novel 1959 finalists Have Space Suit — Will Travel Robert A. Heinlein Have Space Suit — Will Travel Robert A. Heinlein Time Killer Robert Sheckley Time Killer Robert Sheckley We Have Fed Our Sea Poul Anderson We Have Fed Our Sea Poul Anderson Who? Algis Budrys Who? Algis Budrys