> Just two of the [24] research groups produced a significant, positive effect If only they had used green jelly beans instead [^1]... This is not limited to

> Just two of the [24] research groups produced a significant, positive effect If only they had used green jelly beans instead [^1]... This is not limited to social psychology. Scientific publishing has a strong bias towards positive results. As long as null results are filed away, this kind of thing will continue to happen. [1]: https://xkcd.com/882/ https://xkcd.com/882/