Oh, it does make a difference, it does. The article frames it quite differently, but that's what the stats actually say - college is pretty much the *only* class mobility ladder that works in the US. It doesn't work in every case and it doesn't work very well, but it works. Which we already knew, but it's nice to see some numbers. I would love to see similar figures for Canada. I know that more than a third of the undergrads at my institution are in the first college-attending generation of their families, but Spork U is so very special, you know ...