First time I heard D&D was "evil"? That started going around in the early 80s while I was in college. I think the first time I heard the claim was in a quote about a student in Michigan[?], who had been what we would now call LARPing in the steam tunnels under the university.
The last time was around the first Gulf War, in Virginia Beach. I wrote a letter to the editor, saying how stupid the thesis was, but it wasn't published as far as I know.
They are entitled to have and express their opinions. After all, I spent twelve years defending every American's God-given right to make a complete ass of themselves in public. And two of my boys, who are both gamers, have spent time doing the same.