This is an account of the largest on-the-scene study of U.S. schools ever undertaken. Called A Study of Schooling' and carried on over 4 years, trained investigators went into more than 1,000 classrooms in 38 elementary and secondary schools in seven different sections of the United States. These schools were located in urban, rural, and suburban areas. The investigators talked to teachers, students, administrators, school board officials, parents, and other members of the community. The result is this landmark report, written by one of the country's most astute and experienced educators. His message is one of cautious optimism, despite the extensive problems uncovered, and he provides a realistic agenda for improvement. This report will be a rich and stimulating resource for all those concerned with the education of our youth.