 He was the editor of the Journal of Medical Research from 1923, and then founding editor of the American Journal of Pathology from 1925 to 1940.Mallory received honorary degrees from Tufts University (Sc.D., 1928) and Boston University (Sc.D., 1932), and was awarded the Kober medal in 1935 by the Association of American Physicians for outstanding service in pathology.He died in Boston on September 27, 1941, at the age of 78.