For some reason the link would not work for me after several attempts so I did some searching and found this which I hope is the same article.
The case for moving to a retirement community - MarketWatch
I read the book Saul Levmore wrote with a co-author, "Aging Thoughtfully...". Although he makes some good points Professor Saul comes across as an opinionated aloof elite, quite snooty about class makeup, looking down his nose at regular hard working middle class folks. His condescending attitude, to some degree, is evident in this article he wrote.