For reasons unknown, perfectly normal people sometimes suddenly exhibit a dramatic change of being. Their actions become violent and seeming

When Clara Germana Cele was 16 years old, she made a pact with Satan—or so she told, her confessor, Father Erasmus Horner, at the mission...

As far as many doctors and psychiatrists are concerned, the diagnosis of demonic possession is one that reeks of medieval superstition and..

The victim of one of the most detailed instances of demonic possession in 20th-century America was a mid western woman whose real name was..