Berkeley Instructor: Some of my students can’t do middle school math

"I teach mathematics at UC Berkeley. Three days a week, I stand in front of lecture halls with 500 to 1,400 students. By the second week of the semester, I already know who is in trouble. Some students are five to eight years behind in mathematics. Office hours that should be…

— Chris Hoofnagle (@hoofnagle) August 15, 2026