LPF resources:

Building a "Culture of Peace and Nonviolence"
http://lutheran_peace.tripod.com/building_a_culture.html

New Media for Parents, Teachers, and Youth
http://lutheran_peace.tripod.com/parent_youth_resources.htm

Responding to Violence
http://lutheran_peace.tripod.com/responding-to-violence.html

Shalom! Toward a More Effective, More Faithful Approach to Conflict and Violence
http://lutheran_peace.tripod.com/potential_approach.html

Other resources:

Mapping the Dead: Gun Deaths Since Sandy Hook
http://data.huffingtonpost.com/2013/03/gun-deaths

How Many People Have Been Killed by Guns Since Newtown?

Jon Stewart Fought Through A Cold To Deliver A 20-Minute Riff On Gun Control
http://www.businessinsider.com/jon-stewart-gun-control-nra-fox-news-daily-show-2013-1

Reframing the Gun Debate
http://www.nytimes.com/2013/01/10/opinion/blow-reframing-the-gun-debate.html?smid=fb-share&_r=0

Gunspicuous Consumption and Bio-Cultures of Violence
http://article.wn.com/view/2012/12/18/Gunspicuous_Consumption_and_BioCultures_of_Violence/

Yes! Magazine | Op-Ed "four-ways-to-stop-gun-violence" by Benjamin Van Houten
http://truth-out.org/opinion/item/13358-four-ways-to-stop-gun-violence

Australia: no mass shootings since 1996.
http://www.dailykos.com/comments/1171103/48766959#c23

Gun Violence Must Stop. Here's What We Can Do to Prevent More Deaths
archive of: http://org2.democracyinaction.org/o/5902/t/0/blastContent.jsp?email_blast_KEY=1230168

Donnerstein, Edward. 2008. "Mass Media, General View." Pp. 1148-92 in
Encyclopedia of Violence, Peace, and Conflict. Lester R. Kurtz, ed. (Amsterdam: Elsevier).
https://docs.google.com/file/d/0B9ydHnuCkyP8QTNrN3p3SHJvMjQ

Gunter, Barrie. 2008. "Television Programming and Violence, International." Pp. 2055-2068 in
Encyclopedia of Violence, Peace, and Conflict. Lester R. Kurtz, ed. (Amsterdam: Elsevier).
https://docs.google.com/open?id=0B9ydHnuCkyP8OGV4VzFvbFkwSlU

A couple feminist perspectives:

From Misogyny to Murder - By Stephanie Van Hook
http://mettacenter.org/blog/from-misogyny-to-murder-a-feminist-perspective-on-the-connecticut-shootings/.

Bushmaster, the manufacturer of the rifle that killed so many in CT, links their gun explicitly to masculinity: http://www.salon.com/2012/12/17/bushmasters_horrible_ad_campaign/

What is it about men?
http://www.alternet.org/gender/what-it-about-men-theyre-committing-these-horrible-massacres?paging=off

The Brady Campaign
http://www.bradycampaign.org/

Bill Moyers from July-Video about gun violence
http://billmoyers.com/segment/bill-moyers-essay-living-under-the-gun/#.UM0JBudoC8E.twitter

Do We Have the Courage to Stop This? - by Nicholas Kristof
http://www.nytimes.com/2012/12/16/opinion/sunday/kristof-do-we-have-the-courage-to-stop-this.html?smid=tw-share

Mayors Against Illegal Guns
http://everytown.org/mayors/