Richard Florida - "the world is spiky"-esque works... "Who's Your City?"

Samuel Johnson - The Life of Mr Richard Savage

Matt Ridley - The Red Queen / Origins of Virtue

Steven Pinker - The Stuff of Thought

Charles Darwin - Beagle Diary / Origin of the Species [said to be easy to read]

Dan Ariely - Predictably Irrational

Josh Swiller - The Unheard

Nassim Taleb - The Black Swan

Mark Changizi - The Vision R(evolution) 

Joe Haldeman - The Forever War

E.O. Wilson - Sociobiology

Yegor Gaidar - The Collapse of an Empire

J.C. Dunn - The War the Infantry Knew

Arthur M. Schlesinger Jr. - Journals: 1952-2000

Goldsmith - The Terror Presidency

Drew Westin - The Political Brain

Orwell - Homage to Catalonia

Iain M. Banks  - The Algebraist

Robert Winston	Human Instinct
CS Lewis - Grief Observed

Kundera, Milan	The Unbearable Lightness of Being

Thompson, Geoff	Fear: The Friend of Exceptional People
Wiseman, Richard	The Luck Factor


Fred Szabi	Actuaries
Oscar Wilde	Picture of Dorian Gray
		Zen and the Art of Archery
Parker		Military Revolution
Nehamas		Life as Literature (Nietzsche)
Greg Egan	Permutation City
Wittgenstien	Philosophical Investigations

if ever interested: James Ferrier - Lectures on Greek Philosophy