Mass Incarceration and Criminal Justice in America
www.newyorker.com/arts/critics/atlarge/2012/01/30/120130crat_atlarge_gopnik
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
Six million people are under correctional supervision in the U.S.—more than were in Stalin’s gulags.