Following its commercial introduction by businessman Elijah Bond on July 1, 1890,[3] the Ouija board was regarded as a harmless parlor game unrelated to the occult until American Spiritualist Pearl Curran popularized its use as a divining tool during World War I.[4]
Mainstream religions and some occultists have associated use of the Ouija board with the threat of demonic possession and some have cautioned their followers not to use Ouija boards.[5]
While Ouija believers feel the paranormal or supernatural is responsible for Ouija's action, it is parsimoniously explained by unconscious movements of those controlling the pointer, a psychophysiological phenomenon known as the ideomotor effect.[6][7][8] Despite being repeatedly debunked by the efforts of the scientific community and denounced as a tool of Satan by conservative Christians, Ouija remains popular among many