To be fair, the reproducibility crisis is widespread throughout many, many areas of science. There are many tire fires all over the place; people just started noticing it in a widespread way with social psych:

http://www.nature.com/news/1-500-scientists-lift-the-lid-on-...

Also, to be fair, the willpower hypothesis that was discredited is really about ego-depletion, the idea that willpower is (or reflects) a finite resource that is used by an array of neuropsychological processes. It's not that crazy of an idea, as there are many limits in human behavior and physiology.