This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
Schulhof, in this monograph, critically reviews the symptomatology of schizophrenia in search of some possible element, or elements, validly postulable as actually basic or nuclear to the superdeveloping semeiologic structure. This, he believes, he has found in what he speaks of as the "ich-denke-gefühl," and devotes the bulk of his section on schizophrenia to the detailed development of this thesis. The "ich-denke-gefühl," following an original lead from Kant, is taken to comprise the appreciation or realization on the part of the individual that he himself is the author or source of his thinking. This personal identification with ideational content and activity is regarded as absolutely sine qua non for the mentally sound but, according to the author, is lost in the schizophrenic person and represents the primary pathologic focus from which develops, secondarily, the abundant and characteristic symptomatology usually noted clinically. In the heboid type, this loss is accepted as