1. A study has been made of 100 men suffering from chronic alcoholism, admitted consecutively to the New York Hospital, Westchester Division, between August, 1940, and January, 1948.2. A review of statistical factors involving hereditary and environmental factors is presented.3. Methods of hospital management and rehabilitation have been discussed.4. A plan for more standardized psychological study has been designed.5. Results of follow-up studies are reported, indicating that 25 may be regarded as recovered and 30 more are known to be managing better, indicating that 55% were definitely benefited.