The most authoritative source for copyright information is the U. S. Copyright Office. Stanford University maintains an excellent resource on copyright and fair use at their Stanford Copyright & Fair Use Center page.
The University of Tampa policies on intellectual property can be found in the Faculty Handbook, chapter 6, section 11. The pertinent passages may also be found in the tab of this guide titled Copyright (for Faculty).
More copyright resources and tutorials can be found below.
*The contents in this guide are suggested guidelines and do not serve as legal advice.*
Center for History and New Media at George Mason University, "Owning the Past," the copyright chapter from Digital History:A Guide to Gathering, Preserving, and Presenting the Past on the Web
City University of New York Baruch College Interactive Guide to Using Copyrighted Multimedia in Your Courses
Cornell University, Copyright Information Center
Columbia University, Copyright Advisory Office
North Carolina State University Libraries, Copyright and Digital Scholarship Center
Northern Kentucky University Creative Thinking class lessons, films, and activities on plagiarism and copyright awareness for the classroom.
Stanford University Libraries, Copyright and Fair Use
University of Texas System, Crash Course in Copyright
And for a much more animated explanation of copyright, check out the Copyright Exposed animated videos from the "Taking the Mystery Out of Copyright" series by the Library of Congress. (Uses Adobe Flash.)
The video "Copyright Basics" from the Copyright Clearance Center provides a great overview of copyright and related issues.