On March 16, 2008, Alan Greenberg, former CEO and current chairman of the executive committee of Bear Stearns, found himself in the company's offices on a Sunday. More remarkable by far than the fact that he was in the office on a Sunday is what he was doing: participating in a meeting of the board of directors to discuss selling the company he had worked decades to build for a fraction of what it had been worth as little as ten days earlier. In less...