Presented at the 2012 Charleston Conference Charleston Conference XXXII. November 9, 2012. An article version of this presentation at the Conference Proceedings is downloadable at: http://docs.lib.purdue.edu/charleston/2012/Tech/8/
Program description: http://2012charlestonconference.sched.org/event/b7cd8aed0d21408e6c23fd95b6162837#.UJLWcoWQkbQ
Clipping is a handy way to collect important slides you want to go back to later.