* Dragonwall Saga
>* Dragonwall
>* Dragonwall Ascendant
>* Dragonwall: The Fallow Prince
>* The Dragonwall Chronicles: The Chosen
* The Circle Unveiled
>* Circle Unveiled
>* Circle Reforged
>* Circle Ascendent
>* Aegis
>* The Last of the Order
>* The Adventures of the 13th Continuum
>* Children of the Rift
>* Echoes of the Empire
Nonfiction:
>* The Complete Guide to Writing Science Fiction and Fantasy
>* Mastering Theme in Science Fiction and Fantasy
Short stories
>* "Echoes of the Lost Age" (included in "The Year's Best Science Fiction: First Annual Collection")
>* "The Weight of Memory" (included in "The Year's Best Science Fiction: Second Annual Collection")
>* "Reborn" (included in "The Year's Best Science Fiction: Third Annual Collection")
>* "The City of Shadows" (included in "The Year's Best Science Fiction: Fourth Annual Collection")
>* "The Last Battle of the Fifth Age" (included in "The Year's Best Science Fiction: Fifth Annual Collection")
>* "Blood and Ice" (included in "The Year's Best Science Fiction: Sixth Annual Collection")