Crazy to Worry, or Crazy Not To?

I'm a worst-case scenario kind of thinker. My May 2005 article about the destruction of New Orleans by a Category 5 hurricane--an article published about 100 days before Katrina--certainly demonstrated as much. I think it's rational to worry about extreme scenarios in direct proportion to how bad they would be if they actually happened--not to simply dismiss them because they're "unlikely" at any given moment or in any given year. So perhaps that's why it is that lately, I find myself thinking a lot about the possibility of nuclear terrorism in a major U.S. city. How many people, when they contemplate geting into the D.C. condo market, first research how likely it is that their new home will be vaporized within the next five to ten years? But that's what I've been doing. An article in the November/December Foreign Policy (unfortunately subscriber only) lays out what it would take to ...