missing middle

Elizabeth Warren's 2007 Berkeley lecture, when she was a Harvard law professor, on why middle-class families are under growing financial strain. She draws on bankruptcy research to examine rising costs of housing, health care and education.

Short clip of Donald Rumsfeld's 9/10/2001 speech acknowledging that $2.3 trillion in Pentagon transactions could not be tracked.

A two-minute clip of Steve Ballmer laughing at the $500 price of the newly announced iPhone and dismissing its lack of a keyboard. It captures a famously wrong early reaction from an industry executive.

In a TED talk, behavioral economist Dan Ariely uses visual illusions and his research to show that people are less rational in their decisions than they think. He covers defaults, such as organ donation rates, and how choice framing steers decisions.

A short clip from MIX08 in which Microsoft CEO Steve Ballmer grabs Guy Kawasaki's MacBook Air from its envelope during a Q&A and mocks it.