Addlestone Library, too, must be aware of positions on copyright. This link discusses various aspects from the academic point of view.
From the Library at SUNY Albany, this is an extensive webliography providing links on all aspects of these subjects.
This is a well-designed and easy to maneuver site. It includes informational links about copyright under "About Copyright." Additionally, under "Law & Policy" is a link to the actual copyright law and other legal links concerning copyright.