I believe this research project (an older instance of publishing follow-up results) was the subject of an Achewood comic to this effect.

https://achewood.com/2016/04/15/title.html

On the one hand: sure, it's useful to have some scientific, controlled grounding in the value of building community. On the other hand, any sad and lonely soul on the planet could probably have told us this without commissioning a nearly century-long research project.