Key Participants and Agencies Nature of Activities Education Officials (curriculum director, head of instruction, specialist and officers, superintendents, program supervisors) Formality, regulation requirements expertise in deficient areas technical advice, enrollment in courses, invitations to visit schools. Professional Agencies and Specialist (professors, authors, professional associations national and testing agencies, educational laboratories) Informal discussions, enrollment in courses liaison, advice, funding technical services Community Agencies (service organizations, news media, special-interest group commercial organizations) Materials, guest speakers, funding disseminating information. Internal Personnel (deans, principal department heads, librarian, curriculum specialist, teachers, students and parents) Support and approval, leadership, advice support with administration details provision of material, consultations, informal discussions, liaison.