This report is an assessment of the overall effectiveness of the Project Head Start Training and Technical Assistance Program (T/TA) in achieving Head Start objectives and improving program quality. Analysis in the report focuses on the overall management process, delivery system, quality of training and technical assistance provided, and its effects on the program. More than 1000 interviews were conducted with program directors, OCD personnel, community leaders, providers (medical consultants etc) and others, and their perceptions formed the basis of this report. A total of 30 programs were selected as volunteers for on-site programs. Methodology is described in detail, and findings and conclusions are presented under the following headings: Head Start Objectives and Policy and Guidance (at the national and regional level); Need Assessment and T/TA planning, Provider Selection, Control of Providers, Evaluation of T/TA, Satisfaction with T/TA, T/TA Resources Utilized, Effects of T/TA, Excellence of T/TA, Target groups, Content Categories (social services at the national, regional and local level); and supportive resources and special categories such as nutrition and psychological services (at the local level). Also included is a section on direct funding. Many tables are included. (MS)