From the University of Iowa. Impressive collection of links to resources on advertising, political advertising, cultural studies, journalism and mass communication, media studies, etc. (
http://www.uiowa.edu/~commstud/resources/
)
Boasts of being the "most extensive collection of ad links on the web." Hosted at the University of Texas. Intended for ad professionals, as well as for teachers and students. (
http://advertising.utexas.edu/world/
)