books Arbitrary Stupid Goal: a memoir of growing up under the tables of the best restaurant in New York Cory Doctorow
brain teasers Saturday morning mind-benders: "Newcomb's Problem" and "Parfit's Hitchhiker" dilemma Mark Frauenfelder
Learning from the Octopus: How Secrets from Nature Can Help Us Fight Terrorist Attacks, Natural Disasters, and Disease: Excerpt Mark Frauenfelder