Debt 101 (Humble)
CPA Michele Cagan
Earth
Timothy Good
Sales 101 (Humble)
Wendy Connick
US. History 101
Kathleen Sears
Chaos: Making A New Science
James Gleick
A Devil’s Chaplain
Richard Dawkins
Absolute Zero and the Conquest of Cold
Tom Schachtman
Moonshot
Brian Floca