Global Catastrophic Risks
Bomb Scare: The History and Future of Nuclear Weapons
Biological Weapons: From the Invention of State-Sponsored Programs to Contemporary Bioterrorism
Just Six Numbers: The Deep Forces That Shape The Universe
Before The Beginning: Our Universe And Others (Helix Books)
From Here to Infinity: A Vision for the Future of Science
Principles of Microeconomics, 7th Edition (Mankiw's Principles of Economics)
Alone Together: Why We Expect More from Technology and Less from Each Other
Our Cosmic Habitat
Our Final Century: The 50/50 Threat to Humanity's Survival