The Audies are “awards recognizing distinction in audiobooks and spoken word entertainment sponsored by the Audio Publishers Association (APA).” More on the Audies can be found on the APA website. The winners will be announced on May 30, 2013.
Here’s the AudioFile page listing the 2013 Finalists:
AudioFile Magazine: 2013 Audies
The actual Press Release from the APA in PDF format can be found here.
The unabridged audiobook edition of Speaks the Nightbird was produced by Audible, Inc., and was narrated by Edoardo Ballerini.
Audible also produced unabridged recordings of the other Matthew Corbett novels, all read by Edoardo. You can purchase the audiobooks from Audible’s site.