All the Presidents' Secrets
• 7 Entourages that Changed the World
• Masterpiece #100: Machiavelli's The Prince
• Auto Focus: Everything You Need to Know About the Car You'll be Driving in 2020
And feel smart about:
• Mad Scientist: Yoshiro Nakamatsu
• Masterpiece #101: Goya's "The Third of May"
• Extreme Cuisine: 5 Foods People Die For
• Peter Deunov: How One Man Saved Bulgaria's Jews
• The Roma's Long Road to Equality

+ a "Crunching the Numbers" scatterbrained, a Know-It-All's look at the letter P, a 25-question quiz to end all quizzes, and more!