CATALOG 1952-1953 485 areas in psychology and through the Ph. D. degree in the areas of experimental psychology and clinical psychology. PSY. 201.-General Psychology. 3 hours. 3 credits. Offered 1, 2, 3. The general topics in the field of psychology. Designed to provide an understand- ing of human behavior, approached as a natural phenomenon subject to scientific study. The unifying concept is the adaptation of the individual to his physical and social en- vironment. PSY. 202 (Formerly PSY. 309).-Personality Development. 3 hours. 3 cred- its. Offered 1, 2, 3. The mechanisms of personality formation, with special emphasis upon the varieties of human adjustment. The more inevitable problems of human life with their normal and abnormal solutions. The origin and modification of behavior. Processes of motiva- tion and adjustment. Development of personality traits. Techniques of mental hygiene. PSY. 205 (Formerly PSY. 305).-Social Psychology. 3 hours. 3 credits. Prerequisite: PSY. 201. Offered 1, 3. Influence of the social environment upon the psychological development of the indi- vidual. The influence of the individual on social groups. PSY. 206 (Formerly PSY. 306) .-Psychology Applied to Business and In- dustry. 3 hours. 3 credits. Not available for major credit in the College of Arts and Sciences. Offered 1, 2, 3. Application of the principles and methods of psychology to appropriate problems in business and industry. Studies in personnel selection, employment, job analysis, effect of conditions and methods of work on productivity. Psychological factors in advertising and selling. PSY. 211 (Formerly PSY. 311).-Psychological Measurement. 2 hours, and 3 hours laboratory. 3 credits. Prerequisite: PSY. 201. Offered 1, 2, 3. Quantitative methods of experimental psychology; collection and treatment of data; correlation; prediction. Nature of measurement, reliability of tests, and the concept of validity and item analysis. PSY. 301.-Experimental Psychology. 2 hours, and 3 hours laboratory. 3 credits. Prerequisites: PSY. 201, 211. Offered 1. Elements of scientific method. Adjustment and its organic basis. Experimental studies of sensation, perception, learning. PSY. 302.-Experimental Psychology. 2 hours, and 3 hours laboratory. 3 credits. Prerequisites: PSY. 201, 211. Offered 2. Experimental studies of simple motor phenomena, emotion, motivation, thinking, intelligence, personality. PSY. 308.-Genetic Psychology. 3 hours. 3 credits. Prerequisite: PSY. 201. Offered 2. A consideration and interpretation of the experimental findings relating to the de- velopment of behavior. Phylogenetic as well as human ontogenetic development se- quences will be considered. PSY. 312.-Psychology of Exceptional Children. 3 hours. 3 credits. Prere- quisite: PSY. 201. Offered 2. Individual differences, intelligence, feeble-mindedness, dull and backward children, superior and gifted children, speech and motor defects, sensory and neurological dis- orders, conduct problems, social and emotional maladjustments, and other topics con- cerning exceptional and mentally peculiar children. The statement "Offered 1" means offered first semester; 2, second semester; 3, summer session.