These papers contain drafts, outlines, notes, and manuscripts authored by Horace Meyer Kallen (bulk 1930s-1960s), documenting his career as a founding professor of philosophy at the New School for Social Research (1919-1974). His papers also contain writings by others and research material in the form of offprints and printed journals. Many topics center on religion and his work with Jewish organizations during the 1950s-1960s.

Joseph J. Greenbaum (1924-2011), a specialist in experimental psychology, joined the Graduate Faculty of the New School for Social Research in 1957 and was appointed full professor in 1962. He also served as dean of the Graduate Faculty from 1966 to 1979. This collection contains documentation of Greenbaum’s courses in the Psychology Department and administrative files from his role as dean.