Two Sams [Asimov's May 2000]
Birdy Girl [SciFiction September 2000 - now available here on Bob's website!]
The Children's Crusade [SciFiction April 2002 - now available here on Bob's website!]
Melodies Played Upon Cold, Dark Worlds [SciFiction August 2002 - now available here on Bob's website!]
Hexagons [Asimov's July 2003 - Hugo Nominee]
Like, Need, Deserve [SciFiction August 2003 - now available here on Bob's website!]
Dragons of Summer Gulch [SciFiction December 2004 - now available here on Bob's website!]
Hidden Paradise [SciFiction March 2005 - now available here on Bob's website!]
Man for the Job [SciFiction November 2005 - now available here on Bob's website!]
Eight Episodes [Asimov's June 2006 - Hugo Nominee]
The Hoplite [online magazine Helix #4 April 2007 now available here on Bob's website!]
Wellsprings of Genius [original publication in French in 2003; first English publication here in April 2007]
Weapons of Discretion [online magazine Helix #8 April 2008 now available here on Bob's website!]
Roxie [audio podcast via starshipsofa.com July 2008]
Floating Over Time [audio podcast via Drabblecast October 2008]
Truth [Available free on the Asimov's site as a 2009 Hugo Nominee. Asimov's Oct/Nov 2008]
Dewey Smith and the Meaning of All [Available free on the Nature.com website. Nature.com Oct 2008]
A Woman's Best Friend [online magazine Clarkesworld December 2008] [Also available as an audio podcast at the same link]
The Visionaries [audio podcast via www.clonepod.org March 2009]
So You're Going to Die [original story first released as a podcast via Drabblecast February 2010]
The Next Invasion [www.tor.com March 2010] [Also available as an audio podcast -- read by Robert Reed -- at the same link]
The Cull [online magazine Clarkesworld September 2010] [Also available as an audio podcast at this link on the same page]
Five Thrillers [audio podcast via starshipsofa.com September 2010]
Character Flu [audio podcast via Drabblecast September 2010]
Woman Leaves Room [online magazine Lightspeedmagazine.com March 2011]
Our Candidate [www.tor.com March 2011]
Swingers [www.tor.com August 2011]
Pack [online magazine Clarkesworld September 2011] [Also available as an audio podcast at this link on the same page]
HETERO3 [first story to appear in Daily SF September 2011]
Cloudburst [second story to appear in Daily SF February 2012]
Killing the Morrow [audio podcast via Drabblecast April 2012]
Prayer [online magazine Clarkesworld May 2012] [Also available as an audio podcast at this link on the same page]
Bright Lights [online magazine Strange Horizons May 2012]