Early psychological theorists such as William James, Frederic W. H. Myers, and Sigmund Freud all agreed that telepathy (aka thought transference, or unconscious communication) exists. Yet the phenomenon was largely ignored by subsequent generations of psychoanalysts, persisting only as a subterranean, quasi-spiritual presence, and has only regained significant interest recently. In Legacies of the Occult, Marsha Aileen Hewitt reviews the...