Haizmann's Devil rides again. Since 1923 when Freud, in his paper A Neurosis of Demoniacal Possession in the Seventeenth Century, transported him from his peaceful and pastoral abode in the shrine of the Holy Virgin in Mariazell in Upper Austria and the archives of the old Imperial Library in Vienna into the world of modern psychiatry, this lively ghost of the past has continued his journey through the contemporary literature with remarkable alacrity. After having sojourned for a while in London, under the tutelage of Doctors Macalpine and Hunter (1956), he now emerges anew and with unabated vigor in the Studia Psychologia of the University of Louvain.

The present volume gives an account of the investigations conducted by the studious researchers of Louvain into the historical data of the Haizmann Case, with special reference to the merits or demerits of Freud's original study. According to the author, a psychologist and 'qualified researcher of the Belgian Foundation for