In 1992, a group of teachers, principals, and central-office administrators at a Wisconsin elementary school developed an effective differentiated teacher-supervision process. Teachers enjoy the flexibility of choosing among three options: a cooperative-clinical supervision group, a self-directed group, and a collegial professional-development…

A model professional development school (PDS) serves Celebration, Florida, a planned community built by the Disney Corporation. The K-12 Celebration School resulted from cooperation among the Osceola County School District, Stetson University, and Disney. In this PDS, featuring multiage groupings and individualized instruction, students, staff,…