Born April 14, 1935, in Philadelphia, PA; son of John A. (a refinery worker) and Elizabeth (a homemaker) McDevitt; married Maureen McAdams (a teacher's aide), December 16, 1967; children: one daughter, two sons. Education: LaSalle College, B.A. 1957; Wesleyan University, M.A.L.S., 1971. Avocational Interests: Chess, astronomy. Military/Wartime Service: U.S. Navy, 1958-62; served in naval security group as a naval officer; earned commission. Memberships: U.S. Chess Federation, Science Fiction Writers of America, Military Officers Association of America. Addresses: Homeoffice: Brunswick, GA. Agent: Ralph Vicinanza, 303 W. 18th St., New York, NY 10011. E-mail: cryptic@gate.net.

SCIENCE FICTION NOVELS

• The Hercules Text (also see below), Ace Books (New York, NY), 1986.
• A Talent for War (also see below), Ace Books (New York, NY), 1989.
• The Engines of God, Ace Books (New York, NY), 1994.
• Ancient Shores, HarperCollins (New York, NY), 1996.
• Standard Candles (stories), Tachyon Publications (San Francisco, CA), 1996.
• Eternity Road, HarperCollins (New York, NY), 1997.
• Moonfall, HarperCollins (New York, NY), 1998.
• Hello Out There (contains revision of The Hercules Text and A Talent for War), Meisha Merlin Atlantic (Stone Mountain, GA), 2000.
• Infinity Beach, HarperCollins (New York, NY), 2000.
• Deepsix, HarperCollins (New York, NY), 2001.
• Chindi, Ace Books (New York, NY), 2002.
• Omega, Ace Books (New York, NY), 2003.
• Polaris, Ace Books (New York, NY), 2004.
• Seeker, Ace Books (New York, NY), 2005.
• Odyssey, Ace Books (New York, NY), 2006.
• Outbound (collection of essays and fiction), Illinois Science Fiction in Chicago Press (Deerfield, IL), 2006.
• Cauldron, Ace Books (New York, NY), 2007.
• The Devil's Eye, Ace Books (New York, NY), 2008.
• Time Travelers Never Die, Ace Books (New York, NY), 2009.

Contributor of short stories to magazines, including Isaac Asimov's Science Fiction Magazine, Magazine of Fantasy and Science Fiction, Twilight Zone, and Full Spectrum.