With so few students in class, why aren’t public schools doing better?

Across America, student enrollment in traditional public schools is plummeting to lows not seen in generations. Yet many states, cities, and districts stubbornly cling to a bloated staffing and organizational model ill-suited to today’s realities.  In major cities across the nation, the student-to-teacher ratio has never been lower. We collected data on 9 of the...