CALVIN S. HALL (1909-1985) was a Professor of Psychology at Syracuse University Graduate School and former Chairman of the Psychology Department at Western Reserve University. He studied in the field of dream interpretation and analysis and began his systematic research on dreams in the 1940s. He subsequently wrote many books, of which A Primer of Freudian Psychology and A Primer of Jungian Psychology are the best known. He also contributed to many scholarly books on psychology and developed the Quantitative Coding System.