THE PUBLICATION DESCRIBES MASSACHUSETTS STATE PLANS TO AID THE MENTALLY RETARDED. AFTER A CAPSULE REPORT, DEFINITION OF TERMS, AND REVIEW OF PROCEDURES, MORE THAN 50 RECOMMENDATIONS FOR REORGANIZATION AND EXPANSION ARE PRESENTED. AREAS COVERED ARE--FACTS, ADMINISTRATION OF SERVICES, COMMUNITY SERVICES, RESIDENTIAL AND EDUCATIONAL PROGRAMS, VOCATIONAL TRAINING AND EMPLOYMENT, MANPOWER, RETARDATION AND THE LAW, PREVENTION OF RETARDATION, STIMULATION OF RESEARCH, PUBLIC AND PROFESSIONAL AWARENESS, AND FINANCING. APPENDIXES PROVIDE HISTORY AND STATISTICS FOR RETARDATION IN MASSACHUSETTS AND NAME PLANNING BOARD AND TASK FORCE MEMBERS. ADDITIONAL CHARTS, MAPS, AND TABLES ARE INCLUDED. (JD)