Quite often, when people find out that our websites are built almost entirely on Drupal, a leading open-source content management system, they want to know more. How does Drupal work, and what does it do? Peter Campbell recently wrote up an excellent piece on basic Drupal concepts that answers many of these questions, so if you've got similar questions, I highly recommend it!

Hat tip to Josh Sheldon, who you can follow on Twitter: @joshsheldon.