Born July 23, 1947, in Salem, MA; son of Raymond (a factory worker) and Dorothy Dozois. Military/Wartime Service: U.S. Army, 1966-69; served as military journalist. Memberships: Science Fiction Writers of America. Addresses: Home: Philadelphia, PA. Agent: Virginia Kidd, Box 278, Milford, PA 18337.

• (With George Alec Effinger) Nightmare Blue, Berkley Publishing (New York, NY), 1975.
• The Fiction of James Tiptree, Jr., Algol Press (New York, NY), 1977.
• Visible Man, Berkley Publishing (New York, NY), 1977.
• Strangers, Berkley Publishing (New York, NY), 1978.
• (With Jack M. Dann) Slow Dancing through Time, Ursus Imprints (Kansas City, MO), 1990.
• Geodesic Dreams: The Best Short Fiction of Gardner Dozois, St. Martin's Press (New York, NY), 1992.
• Strange Days: Fabulous Journeys with Gardner Dozois, edited by Timothy Szczesuil and Ann A. Broomhead, privately published, 2001.
• (With George R.R. Martin and Daniel Abraham) Hunter's Run, HarperVoyager (London, England), 2007.

• A Day in the Life, Harper (New York, NY), 1972.
• (Contributor) Chains of the Sea: Three Original Novellas of Science Fiction, by Geo. Alec Effinger, Gardner R. Dozois [and] Gordon Eklund, T. Nelson (Nashville, TN), 1973.
• (With Jack M. Dann) Future Power, Random House (New York, NY), 1976.
• Another World, Follett (Chicago, IL), 1977.
• Best Science Fiction Stories of the Year, Dutton (New York, NY), 1977-1981.
• (With Jack M. Dann) Aliens!, Pocket Books (New York, NY), 1980.
• (With Jack M. Dann) Unicorns!, Ace Books (New York, NY), 1982.
• (With Jack M. Dann) Magicats!, Ace Books (New York, NY), 1984.
• (With Jack M. Dann) Beastiary!, Ace Books (New York, NY), 1985.
• The Year's Best Science Fiction, Bluejay (New York, NY), St. Martin's Press (New York, NY), 1986-2007.
• (With Jack M. Dann) Mermaids, Ace Books (New York, NY), 1986.
• (With Jack M. Dann) Sorcerers!, Ace Books (New York, NY), 1986.
• (With Jack M. Dann) Demons!, Ace Books (New York, NY), 1987.
• The Best from Isaac Asimov's Science Fiction Magazine, Ace Books (New York, NY), 1988.
• (With Jack M. Dann) Dogtails!, Ace Books (New York, NY), 1988.
• Transcendental Tales from Isaac Asimov's Science Fiction Magazine, foreword by Charles Ardai, Donning (Norfolk, VA), 1989.
• (With others) Writing Science Fiction and Fantasy, St. Martin's Press (New York, NY), 1991.
• (And contributor) Pulphouse Science-Fiction Short Stories, Pulphouse (Eugene, OR), 1991.
• (With Jack M. Dann) Unicorns II, Ace Books (New York, NY), 1992.
• Modern Classics of Science Fiction, St. Martin's Press (New York, NY), 1992.
• (With Jack M. Dann) Invaders!, Ace Books (New York, NY), 1993.
• (With Jack M. Dann) Dragons!, Ace Books (New York, NY), 1993.
• (With Mike Resnick) Future Earths: Under South American Skies, DAW Books (New York, NY), 1993.
• Modern Classic Short Novels of Science Fiction, St. Martin's Press (New York, NY), 1993.
• Isaac Asimov's War, Ace Books (New York, NY), 1993.
• (With Sheila Williams) Isaac Asimov's Cyberdreams, Ace Books (New York, NY), 1994.
• Killing Me Softly: Erotic Tales of Unearthly Love, HarperPrism (New York, NY), 1995.
• (With Sheila Williams) Isaac Asimov's Skin Deep, Ace Books (New York, NY), 1995.
• (With Sheila Williams) Isaac Asimov's Ghosts, Ace Books (New York, NY), 1995.
• (With Jack M. Dann) Angels!, Ace Books (New York, NY), 1995.
• (With Sheila Williams) Isaac Asimov's Vampires, Ace Books (New York, NY), 1996.
• Modern Classics of Fantasy, St. Martin's Griffin (New York, NY), 1997.
• Dying for It: More Erotic Tales of Unearthly Love, HarperPrism (New York, NY), 1997.
• (With Sheila Williams) Isaac Asimov's Christmas, Ace Books (New York, NY), 1997.
• (With Jack M. Dann) Timegates, Ace Books (New York, NY), 1997.
• (With Sheila Williams) Isaac Asimov's Moons, Ace Books (New York, NY), 1997.
• The Good Old Stuff: Adventure SF in the Grand Tradition, St. Martin's Griffin (New York, NY), 1998.
• (Coeditor) Roads Not Taken: Tales of Alternate History, Del Rey/Ballantine (New York, NY), 1998.
• (With Sheila Williams) Isaac Asimov's Camelot, Ace Books (New York, NY), 1998.
• (With Jack M. Dann) Nanotech, Ace Books (New York, NY), 1998.
• The Good New Stuff: Adventure SF in the Grand Tradition, St. Martin's Griffin (New York, NY), 1999.
• (Coeditor) Isaac Asimov's Valentines, Ace Books (New York, NY), 1999.
• (With Sheila Williams) Isaac Asimov's Solar System, Ace Books (New York, NY), 1999.
• (With Sheila Williams) Isaac Asimov's Utopias, Ace Books (New York, NY), 2000.
• The Mammoth Book of Best New Science Fiction: Thirteenth Annual Collection, Robinson (London, England), 2000.
• Explorers: SF Adventures to Far Horizons, St. Martin's Griffin (New York, NY), 2000.
• The Furthest Horizon: SF Adventures to the Far Future, St. Martin's Griffin (New York, NY), 2000.
• (With Jack M. Dann) Aliens among Us, Ace Books (New York, NY), 2000.
• (With Jack M. Dann) Space Soldiers, Ace Books (New York, NY), 2000.
• (With Sheila Williams) Isaac Asimov's Mother's Day, Ace Books (New York, NY), 2000.
• (With Jack M. Dann) Armageddons, Turtleback Books, 2000.
• (With Jack M. Dann) Genometry, Ace Books (New York, NY), 2001.
• (With Sheila Williams) Isaac Asimov's Father's Day, Ace Books (New York, NY), 2001.
• (With Sheila Williams) Isaac Asimov's Halloween, Ace Books (New York, NY), 2001.
• Worldmakers: SF Adventures in Terraforming, St. Martin's Griffin (New York, NY), 2001.
• Supermen: Tales of the Posthuman Future, St. Martin's Griffin (New York, NY), 2002.
• (With Jack M. Dann) Beyond Flesh, Ace Books (New York, NY), 2002.
• (With Jack M. Dann) Future Sports, Ace Books (New York, NY), 2002.
• (With Jack M. Dann) Future Crimes, Berkley (New York, NY), 2003.
• (With Jack M. Dann) Future Past, Berkley (New York, NY), 2003.
• (With Jack M. Dann) A.I.s, Berkley (New York, NY), 2004.
• (With Jack M. Dann) Robots, Ace Books (New York, NY), 2005.
• (With Jack M. Dann) Beyond Singularity, Ace Books (New York, NY), 2005.
• One Million A.D., Science Fiction Book Club (Garden City, NY), 2005.
• Best of the Best: 20 Years of the Year's Best Science Fiction, St. Martin's Griffin (New York, NY), 2005.
• Galileo's Children: Tales of Science vs. Superstition, Pyr (Amherst, NY), 2005.
• Nebula Awards Showcase 2006, Roc Trade (New York, NY), 2006.
• The Best of the Best, Volume 2: 20 Years of the Best Short Science Fiction Novels, St. Martin's Griffin (New York, NY), 2007.
• (With Jack M. Dann) Wizards: Magical Tales from the Masters of Modern Fantasy, Berkley Books (New York, NY), 2007.
• (With Jonathan Strahan) The New Space Opera, Eos (New York, NY), 2007.
• (Editor) The Year's Best Science Fiction: Twenty-Fifth Annual Collection, St. Martin's (New York, NY), 2008.

Also editor of Dinosaurs! Contributor of science fiction short stories to periodicals, including Playboy, Omni, Penthouse, Oui, Analog, and Isaac Asimov's Science Fiction Magazine.