The “Katrina People Finder” technology has been updated by Ka-Ping Yee at Google, and placed online. It’s embedded at the State Department’s web site. Not sure why they changed it to “Person Finder,” but it’s simple, easy to use, and has two components: a search, if you’re looking for someone who’s lost, and a way to report information about someone that’s found, confirmed dead, etc.
I’m embedding it here, as well: