Ron huberman is a fast-talking for-rnmer beat cop with an M.B.A. and a pas-sion for number crunching. For just under two years, he has run the Chicago public-school system, a job whose duties include trying not only to raise test scores and graduation rates but also to keep stu-dents from getting killed. During the past school year, 245 Chicago public-schoolrnstudents were shot, and 27 of them died.
展开▼
