Sir Thomas Barlow, Bart., K.C.V.O., F.R.S., President of the Royal College of Physicians.
Dr. Alexander Graham Bell, Founder of the Volta Bureau, Washington.
Sir William Church, K.C.B., D.Sc., lately President of the Royal College of Physicians.
The Right Hon. Winston Churchill, M.P., First Lord of the Admiralty.
Sir William Collins, F.R.C.S., Vice-Chancellor of the University of London.
Dr. C. B. Davenport, Secretary of the American Breeders' Association.
Dr. J. Déjérine, Clinical Professor of Nervous Diseases, Salpêtrière.
Dr. Charles W. Eliot, President Emeritus of Harvard University.
Dr. Auguste Forel, Lately Professor of Psychiatry, University of Zurich.
Sir Archibald Geikie, President of the Royal Society.