Stranger in a Strange Land
Robert A. Heinlein
Prelude to Foundation
Isaac Asimov
Old Man's War
John Scalzi
Invasion of the Body Snatchers
Jack Finney
Hyperion
Dan Simmons
The Garden of Rama
Arthur C. Clarke;Gentry Lee
Foundation's Edge
Foundation
Forward the Foundation
The Currents of Space
Calculating God
Robert J. Sawyer