Longtime Louisville creative Jon Cook passed away this past weekend. Several people have written far better rememberances that I could. You can find those as well as many videos of Jon playing in various bands below.
http://www.tinymixtapes.com/news/rip-jon-cook-of-crain-cerebellum-and-rodan
http://forums.louisvillehardcore.com/viewtopic.php?f=1&t=16175
http://www.spin.com/articles/jon-cook-louisville-crain-cerebellum-rodan-obituary
http://sleepyheadrockband.tumblr.com/post/43051818005/first-tour