Retrospective

As Facebook Files for Its IPO, a Look Back

On Thursday, Facebook finally filed for its IPO. As the site that made it possible for you to reconnect with your third-grade girlfriend moves into the next phase of its life, we decided to look back at some of the high points in Facebook's brief but captivating history.

Ken Olsen Remembered: Lessons of a Great American Entrepreneur

Ken Olsen, the MIT-educated inventor who founded DEC in the 1950s and built it into multi-billion dollar company, died on Sunday. In addition to inventing the minicomputer, Olsen was a pioneer as a manager. But perhaps the most valuable lesson his life can teach regards his one business blind spot.