(10 nominations; 1 win)
“Mousunderstanding” (Analog Jan/Feb 2014)
— short story — 5th place (tie)
“The Lycanthropic Principle”
— short story — 3rd place
“Happy Are the Bunyips” (Analog Dec 2010)
— short story — 2nd place
“The Universe Beneath Our Feet” (Analog Dec 2009)
— short story — winner
“The Challenge of the Anthropic Universe” (Analog Jul/Aug 2008)
— fact article — 3rd place (tie)
“Yearning for the White Avenger” (Analog Nov 2007)
— short story — 3rd place (tie)
“The Door That Does Not Close” (Analog Jun 2006)
— short story — 3rd place
“Prayer for a Dead Paramecium” (Analog Jul/Aug 2005)
— short story — 4th place
“The Spacemice Incident” (Analog Jul/Aug 2003)
— short story — 4th place
“The Study of Ants” (Analog Sep 2003)
— short story — 5th place
(1 nomination)
“A Boy and His Bicycle”
— Writers of the Future 2nd quarter — First Place