Wolfram Alpha's new "Personal Analytics for Facebook" feature (http://www.wolframalpha.com/facebook/) might be a useful teaching tool for some on this list. For a decent summary, see: http://www.theverge.com/2012/8/30/3280277/wolfram-alpha-facebook-personal-an.... Best, Naomi Bloch Phd student, Graduate School of Library and Information Science University of Illinois at Urbana-Champaign