Malcolm Gladwell: Choice, happiness and spaghetti sauce | TED Talk | TED.com

http://www.ted.com/talks/malcolm_gladwell_on_spaghetti_sauce?language=en

Steven Levitt: The freakonomics of crack dealing | TED Talk | TED.com

http://www.ted.com/talks/steven_levitt_analyzes_crack_economics?language=en

The Putin Syndicate

http://www.rferl.org/content/the-putin-syndicate/27062453.html