Programming Robots with Ros
William D. Smart & Morgan Quigley & Brian Gerkey
The Cathars: The Most Successful Heresy of the Middle Ages
Sean Martin
Words and Rules
Steven Pinker
Christopher Columbus: A Life From Beginning to End
Hourly History
Theosophy: History of a Pseudo-Religion
René Guénon
Do I Stay Christian?: A Guide for the Doubters, the Disappointed, ...
Brian D. McLaren
Dealing With Doubt
Gary R. Habermas
Called for Life: How Loving Our Neighbor Led Us Into the Heart ...
Kent Brantly & Amber Brantly
The Abolition of Man
C. S. Lewis