This pamphlet describes "a project [organized by the District of Columbia Teachers College, Washington, D.C.] in taking inservice education to the profession . . . of using teams of instructors . . . from several universities and professional sources . . . for more than 500 principals, teachers, supervisors . . . in six centers around the city . . . to aid the schools to individualize their teaching . . . a prototype for further inservice centers." Included are a list of six basic concepts developed by each center, a description of staffing, a list of consultants, a brief presentation of the overall planning of the centers, an enumeration of the premises to be tested by the project, and a list of the staff personnel involved. (SG)