Past Master
R. A. Lafferty
Free Software, Free Society
Richard Stallman
Popular Politics vs. Party Politics
Murray Bookchin
Saying "Socially Constructed" is Not Enough
John Hartigan Jr.
Beyond the universal Turing machine
B. Jack Copeland & Richard Sylvan
Cryptography: A Very Short Introduction
Sean Murphy & Fred Piper
In the Beginning...was the Command Line
Neal Stephenson