sentences:  Around that time he played a role in the formation of the School of Library Service and the Institute for Library Research.Hayes was president of the American Society for Information Science and Technology, formerly known as the American Documentation Institute, in 1962/1963, and president of the Information Science and Automation Division of the ALA (later known as the Library and Information Technology Association, or LITA), in 1969–1970.At UCLA he served as dean of the Graduate School of Library and Information Science from 1974 to 1989, and became professor emeritus in 1991.