Here's a link to the art that was submitted for last year's festival: http://artstoendviolence.tumblr.com/
Here's everything you need to know about how to submit YOUR art for this year's festival:
Here are the dates, in case you are too lazy or busy to click on the above link:
Today forward: Accepting submissions to arts contest.
April 1st: Deadline for submission to contest
May 18th, 2013: Arts to End Violence Block Party
May 23rd, 2013: Gallery Opening event for the Arts Showcase. Art will remain on display through June 9th, 2013 in the Ron Taylor Gallery at 1160 St. John's Place.