Sir Frederick Mott died, June 8, 1926. He would have presided over the eighty-fifth annual general meeting of the Royal Medico-Psychological Association, July 13, as its seventyseventh president. At that meeting it was suggested that a publication of this nature be prepared in his honor, and this is the outcome. The book opens with a memorial poem and a brief biography of Sir Frederick, continues with numerous chapters on psychiatry, neurology and sociology, and ends with a bibliography of Sir Frederick's books, articles, lectures and papers. It is written chiefly in English; a part of it is in French, Italian and German. In several places, mention is made of Sir Frederick's writings and his influence on the contributors to the volume. Primarily a physician, he devoted himself in turn to physiology, pathology, neurology and psychiatry. He had many interests outside of medicine, however, especially in music and singing, and one