The momentous discovery by Egas Moniz, in 1935, that certain mental disorders could be relieved by surgical operations on the frontal lobes has stimulated an enormous amount of work along various lines. The present volume, containing the papers presented at the meeting of the Association for Research in Nervous and Mental Disease, in December 1947, is at once a record of work done and a signpost toward further researches. The first half is devoted to experimental work of various kinds and the second to clinical experiences, particularly with frontal lobotomy. In his preface, Fulton states: "The tenor of the lobotomy papers is of challenging interest, both in respect of the improvement reported in groups such as schizophrenics, and also in the remarkable results in connection with the relief of intractable pain."
The contributions vary greatly in style and cogency. Some are difficult to follow, although the editors are to be