The mythology surrounding the substitute teacher is not a pretty one: Paper airplanes, lost learning, bullying. But as schools collect more information about teacher absenteeism and its consequences, districts and schools are exploring ways to professionalize substitute teaching--or experiment with alternative ways of coping with teacher absences.…

Although teachers' unions and advocates argue that teacher abuse of leave is rare, economists studying the issue say more could be done to cut down on teacher absences and some districts are experimenting with rewarding exceptional attendance, paying teachers for unused earned leave, adjusting reporting procedures, and closer monitoring of leave…