I'm in an anthology coming out later this year called UNBOUND, with a short story you might call a distant prequel to ZERO WORLD.  Pre-orders are now available for the hardcover edition as well as a very limited run of advance reader copies for the collectors out there. Links below!

Here is the amazing Unbound line-up:

Joe Abercrombie
Kristen Britain
Terry Brooks
Jim Butcher
Rachel Caine
Harry Connolly
Delilah S. Dawson
David Anthony Durham
Jason M. Hough
Mary Robinette Kowal
Mark Lawrence
Brian McClellan
John Marco
Tim Marquitz
Seanan McGuire
Peter Orullian
Kat Richardson
Anthony Ryan
Shawn Speakman
Brian Staveley
Michael J. Sullivan
Sam Sykes
Mazarkis Williams

Pre-order!
Pre-order the limited run of advance copies!