Actually, I've had two this year. The latest one aired just yesterday on my local NPR station on a local show called "My Awesome Empire" (because the area I live in in southern California is called the "Inland Empire.") You can listen to that here.
Download Kcaa-awesome-20121222 Skip to 14:27 in the broadcast to where my interview starts.
The other one was earlier in the year on Barbara DeMarco-Barret's show "Writers on Writing"