Other
Student Press Law Center Legal Brief: Libel Law
Excellent site for students that need to know more about libel laws. Includes a definition of libel, a process to go by in order to avoid a lawsuit, and your defense options if you happen to be involved in a lawsuit.
C-SPAN
C Span Classroom: Social Media and Free Speech
Complete learning module with lesson plan, video, vocabulary and activities on free speech and social media. Students examine arguments through video and text and debate to what extent should social media be protected as free speech...
Wikimedia
Wikipedia: Defamation
Learn what defamation is, and explore the legal differences between slander and libel. Other concepts include "false light" and "absolute privilege." Also looks at legal defenses used and defamation laws in other countries.
Other
Freedom Forum: What Is the Fighting Words Doctrine?
A good summary of the "Fighting Words Doctrine" which was first articulated in the Supreme Court Case of Chaplinsky v. New Hampshire. Contains links to case summaries.