Phoenix Linux Users Group HackFests are 3 hour labs held every 2nd Saturday of the Month at the Foundation for Blind Children in Phoenix from 10:00 until 13:00.
August's fest will be a lab following the July "Layer 8 Linux Security" article in LinuxGazette.com on Puppet.
You can see the presentation schedule and map here:
http://plug.phoenix.az.us/node/659Hack to learn; don't learn to hack!
Interacting with people related to shared interests, not only enriches our lives, it's allows us to see if there is really any deep connection.