Galaxy Science Fiction, February 1968 by Frederik Pohl, Poul Anderson, Willy Ley, Keith Laumer, Robert Sheckley, Brian W. Aldiss, Fritz Leiber, R.A. Lafferty, Terry Carr, Alexei Panshin, Robert Bloch, Gray Morrow, Jack Gaughan, Vaughn Bodé, Algis Budrys, Wallace Wood