The article is a bit light on substance. The author is writing about a hypothesis that the researchers have emphasized is still in development, and includes (to

The article is a bit light on substance. The author is writing about a hypothesis that the researchers have emphasized is still in development, and includes (to his credit) what seems to me a pretty strong critique of their work from a statistician at another university. And throws in some anecdotes (which I find more compelling - the "got injured at work, lost my job, lost my home" story is one we hear all too often in the US, because there's no safety net).