"Media Literacy" special double-issue of American Behavioral Scientist

From 2004, addresses Media literacy in a number of American contexts: K-12, college & university, adult education, distance ed., etc. Article PDFs aren't freely downloadable, but if your library subscribes to SAGE publications, chances are you have it.
http://abs.sagepub.com/content/vol48/issue1/
and
http://abs.sagepub.com/content/vol48/issue2/

"Media Education" Special Issue, Can. Journal of Education

From 2006, this issue is edited by Michelle Stack and Deirdre M. Kelly. It offers a number of interesting and timely articles on the topic of media education in public schools across Canada.

Best of all, the articles are freely available in PDF format from the Canadian Society for the Study of Education (CSSE) website:
http://www.csse.ca/CJE/Articles/CJE29-1.htm