In the 1950s, about a quarter of corporate executives died...

In the 1950s, about a quarter of corporate executives died before they hit 65 so they died in office. There was a notion that you better get out by 65 if you want a retirement. Now, people are living longer and they're also living healthier. People don't have to retire so they say the heck with it. You see these founding CEO-type folks hanging around forever.