I find it kind of ironic that he cites Dunning-Kruger. In my experience the D-K effect is something people love to use to pretend they're experts at psychology,

I find it kind of ironic that he cites Dunning-Kruger. In my experience the D-K effect is something people love to use to pretend they're experts at psychology, without realizing how hard it really is to correctly interpret studies like this.