Fenway High School, which is directly across the street from Fenway Park, is one of many public schools in Boston that host teacher residents. Claudio Sanchez/NPR hide caption

itoggle caption Claudio Sanchez/NPR

When banker turned teacher Beverly Harvey signed her contract with Prince George's County School District, she was thrilled. "This day has finally arrived. This is it!" Harvey said as she signed it. Larry Abramson/NPR hide caption

itoggle caption Larry Abramson/NPR