A Case of Conscience
James Blish
After Such Knowledge (4)
The Spirit Level: Why Greater Equality Makes Societies Stronger
Richard Wilkinson & Kate Pickett
The VALIS Trilogy
Philip K. Dick
Double Star (S.F. MASTERWORKS)
Robert A. Heinlein
Cultivating Communities of Practice: A Guide to Managing Knowledge
Etienne Wenger & Richard A. McDermott & William Snyder