Hi Darren,

Welcome to the Diigo community!

Thanks for the note. Is there a way to include / showcase diigo in your list :-)

By the way, have you checked out the new Diigo educator accounts www.diigo.com/education
These might also be of interest to you:

* "Diigo ~ 21st Century Tool for Research, Reading and Collaboration" http://tinyurl.com/69bg4l http://www.diigo.com/annotated/5cbf610d26555cb52c5395cfc909f65a

* "Truly a unique and transformative tool ~ Diigo has the potential to change the ways in which we mentor all our students" http://www.worldatways.com/2008/11/16/diigo/