Collapse: How Societies Choose to Fail or Succeed
Jared Diamond
Naked Heat
Richard Castle
The Eyes of a King
Catherine Banner
Test of the Twins
Margaret Weis; Tracy Hickman
Betrayer of Worlds
Larry Niven; Edward M. Lerner
The Best Military Science Fiction of the 20th Century
Harry Turtledove
The Ashes of Worlds
Kevin J. Anderson
The Algebraist
Iain M. Banks
Abyss
Troy Denning