LONDON.—Dr. L. J. Witts, since 1929 assistant physician to Guy's Hospital, has been appointed professor of medicine (St. Bartholomew's Hospital Medical College); Prof. Geoffrey Hadfield, professor of pathology in the University of Bristol, has been appointed professor of pathology (St. Bartholomew's Hospital Medical College). The following appoint ments have been made in the British Postgraduate Medical School: Mr. A. A. Miles, demonstrator in the Department of Pathology at the University of Cambridge, to be reader in bacteriology; Dr. R. S. Aitken, first assistant to the Medical Unit at the London Hospital, to be reader in medicine; Dr. J. C. Moir, assistant to the Obstetric Unit at University College Hospital, to be reader in obstetrics and gynaecology; Dr. Earl J. King, assistant professor of medical research and director of the Sub-Department of Biochemistry at the Banting Institute, University of Toronto, to be reader in pathological chemistry; Mr. Lambert Rogers, assistant director of the Surgical Unit at the Cardiff Royal Infirmary, to be reader in surgery.