[rabino]

I was expecting the list of sources at the bottom of the article to be a mile long. Not a single one. Hot damn, so much broscience and red herrings.

[ShakataGaNai]

To be fair, the title wasn't "New study proves that..." or even "Scientists say...". It was very clear that this a blog post written by a dude sharing his own experiences and anecdotes. Not some "proof" that life is better with less hours.

[itamarst]

http://www.igda.org/?page=crunchsixlessons has a bunch of research in non-software fields cited at the end.