Series IV. Prevention and Promotion documents Long's work in the field of mental health prevention and promotion and contains materials from numerous state, national, and international organizations that relate to specific prevention and promotions issues, groups, and events. Materials include planning, organizational materials, correspondence, meeting documents, reports, and papers. Some of the major organizations and events represented in the series are: the NMHA Prevention Commission, the National Prevention Coalition, the Society for Prevention Research, the Office of Prevention, the National Institute for Mental Health Prevention Committee, the Global Consortium for the Advancement of Promotion and Prevention, and the Biennial Conference Committee, which was charged with planning biennial conferences.