Of course, many teachers enter the profession precisely because they want to serve marginalized students. But a "fireman mentality" ?" particularly when teachers who are undertaking more challenging roles aren't given adequate support systems ?" can contribute to burnout. A 2011 study found that turnover for minority teachers was 24 percent higher than for White teachers in the 2008-09 school year. And when there aren't many nonwhite teachers on staff, the few Black and Latino teachers tend to be shuffled into unofficial disciplinarian roles as liaisons for Black and Latino students, says Michael Hansen, a senior fellow at the Brookings Institution and director of the Brown Center on Education Policy. P