More on that 4/20 road rage researcher: Dude could be a little less amused, a little more willing to realize he could be on the wrong track with a lot of his research.

So, back on ⁴⁄₂₀ we linked to the post by Sam Harper and Adam Palayew shooting down a silly article, published in JAMA and publicized around the world, that claimed excess road deaths on ⁴⁄₂₀ (“cannabis day”). I googled the authors of that silly JAMA paper and found that one of them, Dr. Donald Redelmeier, …