2010
with Laura Benedict, Carole Nelson Douglas, Daniel Kalla, Sarah Langan, Lee Thomas, Grant Blackwood, Thomas F. Monteleone, Mark T. Sullivan, Justin Scott, Barry Eisler, Lee Goldberg and Tess Gerritsen
2003
with Kevin J. Anderson, Matthew Costello and F. Paul Wilson
1999
with Margaret Ball and David Bischoff
with Trey R. Barker
1997
with George Guthridge
1996
with Dave Wolverton and Barbara Hambly
1995
with Peter S. Beagle
