By Walt Hickey Welcome to the Numlock Sunday edition. This week, I spoke to Victoria Knight who wrote “Once Banned, For-Profit Medical Schools Are On The Rise Again In The U.S.” for Kaiser Health News. Here's what I wrote about it: A century ago, the United States banned for-profit medical schools because at the time they were generating a bunch of quacks. In the 1970s, though, for-profit med schools cropped up in the Caribbean and, following a 1996 lawsuit, postsecondary schools could become for profit in the states. The first for-profit med school opened up in 2008, and since 2015, five more have opened with another two on the way. Rocky Vista, the only for-profit medical school that lists an average median debt on the government’s College Scorecard, said the