James H. Hyslop

James. H. Hyslop (August 18, 1854 – June 17, 1920) was an American psychology and psychic researcher. He may have been the J. Hyslop who was one of the Founders of the Theosophical Society.

Spiritualism and psychic research

Some of these experiences were personal in nature:

In 1898-99 a series of sittings [with Boston medium Mrs. Leonora Piper] were held at which Mr. Hyslop, father of Professor J. H. Hyslop, was the professed communicator...

Professor Hyslop himself is satisfied that he has actually been in communication with his father.<ref>Frank Podmore "The Case of Mrs. Piper" in The Naturalization of the Supernatural (New York: G. P. Putnam's Sons, 1908), 321. Available at Internet Archive.