While the principal of a New York elementary school (P.S. 48) took on chronic absenteeism from 2011 to 2013, a research team at the Center for New York City Affairs followed her efforts. The school drove down chronic absenteeism almost 10 percentage points. School staff routinely touched base with students, outside "success mentors"…

When troubling attendance data in New Britain, Conn., caught district leaders by surprise, they reconsidered their focus on truancy in the older grades and turned their attention on their elementary schools. With support from local philanthropy and assistance from Attendance Works, the district significantly reduced the incidence of chronic…