By their metrics, clearly, they are correct. But reading some books lately that were either from or set during the mid-70s to early 80s, the same tired political tropes were already in the zeitgeist.

But also, from that link...

"Americans' views on gun control seem to stem almost entirely from their cultural worldview and how they position themselves in that cultural schema. Statistics do not persuade them to change their minds."

If true, stick a fork in us, we're cooked.