The Center for Social Organization of Schools (CSOS) was established as an educational research and development center at Johns Hopkins University in 1966. For more than 30 years, the Center has maintained a staff of full-time sociologists, psychologists, social psychologists, and other educational researchers who conduct programmatic research and development activities to improve the education system, as well as full-time program development, training, and support staff engaged in developing curricula and providing technical assistance
to help schools use the Center's research.