Mina Crandon

Mina 'Margery' Crandon (1888–November 1, 1941) was an American psychic medium who performed under the stage name 'Margery' and claimed to channel her dead brother, Walter Stinson. Investigators who studied Crandon concluded that she had no such paranormal ability, and others detected her in outright deception. She became known as her alleged paranormal skills were touted by Sherlock Holmes author Sir Arthur Conan Doyle and were disproved by magician Harry Houdini. Crandon was investigated by members of the American Society for Psychical Research and employees of the Scientific American.

Crandon was the wife of a wealthy Boston surgeon and socialite, Dr. Le Roi Goddard Crandon. Her life has been extensively documented in magic and parapsychology literature.