Tonya C. Cook is an American fantasy author, best known for her contributions to the "Dragonlance" series of novels, which is set in the world of Krynn, a popular setting created by Margaret Weis and Tracy Hickman for Dungeons & Dragons. Cook often collaborates with fellow author Paul B. Thompson, and together they have penned several novels in the "Dragonlance" series, including titles in the Preludes and Preludes II trilogies. Their work typically expands upon the lore and characters of the Dragonlance universe, enriching the tapestry of this beloved fantasy landscape. Cook's writing is appreciated by fans for its deep exploration of characters and its faithfulness to the established world.