I had a question in a class about this and didn’t really have an answer.  Now I have an answer.
Here’s the short version for those in a hurry (click on the hyperlinked text to get the complete answer directly from the census bureau with a cherry on top!):
Census tracts are subdivisions of a [...]

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dboerner on February 3rd, 2009

Another librarian shared this with me, and it is just too funny not to post.  It takes me back to my product development days in the corporate world…
http://www.mikekujawski.ca/2008/12/17/what-would-happen-if-the-stop-sign-was-invented-in-2008/

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