TY - JOUR T1 - Expanding concepts in mental retardation: A symposium. AU - Bolian GC Y1 - 1969/08/01 N1 - 10.1001/archpsyc.1969.01740200125023 JO - Archives of General Psychiatry SP - 253 EP - 253 VL - 21 IS - 2 N2 - This volume presents a miscellany of 32 papers read at the Third Scientific Symposium of the Joseph P. Kennedy, Jr. Foundation held in Boston in 1966. A list of the eight sections in which the editor has arranged the contributions may serve as an adequate index of content:1. Genetics of Mental Retardation;2. Problems of Neurogenesis;3. Nutrition and the Development of Nervous Systems;4. Deprivation Factors in Mental Retardation;5. Biological Basis of Learning;6. Operant Techniques in Mental Retardation;7. Rehabilitation in Mental Retardation;8. Physical Performances of the Mentally Retarded.Authors include some of the most prominent individuals within their respective areas of research endeavor. Nevertheless, as the editor wisely acknowledges at the outset, a certain unevenness in the form and content of the various contributions could not be avoided.The Kennedy Foundation deserves special commendation for the enlarged scope SN - 0003-990X M3 - doi: 10.1001/archpsyc.1969.01740200125023 UR - http://dx.doi.org/10.1001/archpsyc.1969.01740200125023 ER -