The attention given recently by the mass media to some episodes more or less directly tied to the world of is a symptom and effect of a morbid curiosity exhibited today by many with regard to the occult in general and also to the satanic in particular. All the more urgent then is the necessity of acquiring clear and significant tools for discerning the cause and the forms of this phenomenon. This is necessary also in order to understand its relationship with contemporary culture and the subjective motives which lead people to let themselves b ....