Margaret Weis was born and raised in Independence, Missouri. She graduated from the University of Missouri-Columbia, in 1970, with a Bachelor of Arts in Creative Writing/American and English literature. She worked for Herald Publishing House in Independence, Missouri from 1970 to 1983, where she was Advertising Director and editor for Independence Press.
In 1983, Weis left Missouri to move to Lake Geneva, Wisconsin, to take a job as book editor at TSR, Inc., producers of the DUNGEONS & DRAGONS role-playing game.
At TSR, Weis became part of the DRAGONLANCE design team. Created by Tracy Hickman, the DRAGONLANCE world has continued to intrigue fans of both the novel and the game for generations. In 2004, DRAGONLANCE CHRONICLES, which has sold over twenty million copies worldwide, celebrated it’s twentieth anniversary.
Weis is also the author/co-author of several other best-selling series, including DARKSWORD, ROSE OF THE PROHET, STAR OF THE GUARDIANS, THE DEATHGATE CYCLE, SOVEREIGN STONE, and Tor Books, DRAGONVARLD.
Weis is the former owner of Sovereign Press Inc., the publisher of the DRAGONLANCE D20 RPG products licensed from Wizards of the Coast. She is also the owner of MARGARET WEIS PRODUCTIONS, LTD, publisher of the role-playing game, Serenity, based on the motion picture screenplay written and directed by Joss Whedon.
Weis is working on the new series, DRAGONSHIPS, co-authored with Tracy Hickman. Published by Tor Books, 2008.
Weis lives in a converted barn in southern Wisconsin with three border collies, Max, Tess, and Flyball Dog Champion Silver, Dixie, and one cat, Motley Tatters. Tess is now retired from agility with two UKC Agility Titles, including Agility Champion.