At M.S. 50, educators believe that student debaters make the best arguments when they believe what they’re saying — and it draws on their own experiences.

The department had mulled moving its division handling public school safety from a community bureau to the office of Chief of Department John Chell.

Dan Weisberg, the system’s second-in-command, and Deputy Chancellor Emma Vadehra, are stepping down. The pair were leading implementation of a new class size mandate.