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December 29, 1934

Mental Defect

Author Affiliations

By Lionel S. Penrose, M.A., M.D., Research Medical Officer, Royal Eastern Counties Institution, Colchester. Cloth. Price, $2.50. Pp. 205, with 9 illustrations. New York: Farrar & Rinehart, Inc., 1934.

JAMA. 1934;103(26):2052. doi:10.1001/jama.1934.02750520054029

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It has been several years since the publication of the previous good book on mental deficiency. Several monumental works have come out in new editions, but the present volume is the first work that incorporates many of the newer ideas on the subject. Its point of view is somewhat different from that of previous works in that it stresses the general considerations of feeblemindedness rather than specific types, such as monogol ism and cretinism. Its contents can be roughly divided into four parts. The first five chapters contain a short summary of the history of mental abnormality, and systematic investigation, such as the physical examination, physical measurements, laboratory observations and the psychologic examination. The next two chapters discuss the methods of collecting facts from the history and the methods of dealing with these facts. The eighth chapter is an excellent discussion of classification—a subject that is never in a static

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