Reports of cases of triple personality having lately appeared in several journals, the Journal among the number, a few words relative thereto may not be amiss.
In the case of Dr. A. J. Irwin (vide Journal, January 7), the reporter seems to doubt whether the ear disease present in the patient had developed a brain lesion or simply awakened a dormant neurosis, and remarking thereon, he excludes insanity and delirium, "as these new selves have neither frenzy nor hallucinations." A more recent case has appeared in the Pathological Institute of New York, under the direction of Dr. Ira Van Giesen. In September, 1891, Dr. Irving C. Rosse of Washington read a paper on this subject at a meeting of the American Neurological Association, mentioning five observations that had come under his personal notice. In each the illusive transformation assumed a triple character, and in three there was unsound mind. The