Ruggeri is the chief of the section of children's neuropsychiatry in the Provincial Psychiatric Hospital of Milan. In this book he covers the subject of encephalography remarkably well and presents his material in a factual style. The facts are clearly stated, having been gathered from the literature and the author's own clinical experience. In section I a technic of encephalography, its indications and contraindications and its physiologic and therapeutic effects are discussed. Section II covers the normal encephalogram, and section III, the encephalographic findings in thirty-one neurologic and psychiatric conditions. In the appendix the cerebral angiogram and its use in the localization of brain tumors is described.