• On Intelligence by Jeff Hawkins provides a new theory of intelligence.
• The Feeling of What Happens: Body and Emotion in the Making of Consciousness by Antonio R. Damasio
• How the Brain Evolved Language by Donald Loritz (2002-02-28)
• The Origin of Consciousness in the Breakdown of the Bicameral Mind by Julian Jaynes
• Motivation and Personality by Abraham Maslow - presents Maslow's hierarchy of needs

Science, Physics, Cosmology

• A Brief History of Time by Stephen Hawkins

More

• How To Lie With Statistics by Darrell Huff - Learn tricks politicians use.  Educate yourself on how to see through misrepresented data.