The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pleasure in presenting the Army Distinguished Service Medal to Colonel (Medical Corps) John W. Hanner, United States Army, for exceptionally meritorious and distinguished services to the Government of the United States, in a duty of great responsibility during World War I. As Commanding Officer of Evacuation Hospital No. 1, Colonel Hanner displayed high professional attainments and loyal devotion to duty. Subsequently, as Chief Surgeon, 4th Army Corps, by his able supervision of the medical and sanitary units under his direction he rendered invaluable services in connection with the care of many sick and wounded.