Benjamin Rosenbaum is the author of The Ant King and Other Stories (2008, Small Beer Press), which includes "Embracing-the-New" (Nebula finalist), "Start the Clock" (Sturgeon finalist), "Biographical Notes to 'A Discourse on the Nature of Causality, with Air-Planes', by Benjamin Rosenbaum" (Hugo finalist), and "The House Beyond Your Sky" (Hugo, Sturgeon, BSFA finalist); collaborative novella "True Names", with Cory Doctorow (Hugo and Locus finalist, in Fast Forward 2, Pyr, 2008, ed. Lou Anders); art book Anthtroptic with Ethan Ham (exhibited at PS122 in New York and acquired for the permanent collection of the Australian National Portrait Gallery); and uncollected short fiction in F&SF, McSweeney's, Interzone, Realms of Fantasy, and Other Earths (DAW, 2009, ed. Nick Gevers & Jay Lake).  A film made of his short story "The Orange" won Best Animated Short at indie film festival SXSW this year. He attended Clarion West in 2001 with his baby daughter (possibly the first ex utero baby Clarion attendee in history), Blue Heaven in 2003 and 2004, Sycamore Hill in 2005, and Villa Diodati in 2008. His stories have been translated into Bulgarian, Chinese, Croatian, Czech, Dutch, Farsi, Finnish, French, German, Italian, Japanese, Romanian, Russian, Spanish, and Swedish.

He lives near Basel, Switzerland with his wife Esther and two children, Aviva and Noah.