Antithesis is a science fiction and fantasy fanzine.
Antithesis was published in the 1970s.
Contributors of art work included Dan Akin, John Banks, Sheryl Birkhead, Karen Burgett, Al Cox, Jim Faulkenberg, Eric Mayer (Groggy), Richard Olsen, Brad Parks, Jim Pianfetti, Jim Pitts, Steve Riley, Mike Scott, Chris Sherman, and Joe West. The cover was by Wendy Victor.
Contributors of writing included Sheryl Birkhead, William Breiding (Star Fire), C.C. Clingan (The Diversifier), Stanisslaus Clutchpin, Llewellyn M. Cabo, Don D'Ammassa, Leigh Edmonds, Warren J. Johnson, Chris Sherman, Roger D. Sween, Richard L. Tierney, and Kevin Williams.