Handbook of Research on Teaching N. L. Gage (Ed.). Chicago. Rand McNally. 1963. ix + 1218. $15.00 Big School, Small School: High School Size and Student BehaviorR. G. Barker, P. V. Gump, et al. Stanford University Press. 1964. x + 250. $6.75.s Cognition: Theory, Research, Promise Constance Scheerer (Ed.). New York. Harper and Row. 1964. xi+226. $4.00 Experiments in Motivation H. J. Eysenck (Ed.). Oxford. Pergamon. 1964. viii+ 424. English price $5 Psychology and Social Problems Problems. Michael Argyle. London. Methuen. 1964. 232. English price 25s Adaptation Level Theory. An Experimental and Systematic Approach to Behavior Harry Helson. New York. Harper and Row. 1964. xvii + 732, $10.75 T-Group Theory and Laboratory Method: Innovation in Re-education L. P. Bradford, J. R. Gibb and K. D. Benne (Eds.). N.Y. Wiley. 1964. xii + 498. Australian price $4 17s. 6d A Social Psychology of Group Processes for Decision Making B. E. Collins and H. Guetzkow. N.Y. Wiley. 1964. x+254. Australian price $3 2s. 6d Studies in Mathematical Psychology R. C. Atkinson (Ed.). Stanford University Press. 1964. v+414. $11.50 Studies in Subjective ProbabilityHenry E. Kyburg, Jr. and Howard E. Smokler (Eds.). N.Y. Wiley. 1964. vi+203. Paper. Australian price $2. 7s. 6d The Physiology of Diurnal Rhythms Janet E. Harker. Cambridge Monographs in Experimental Biology. London. Cambridge U.P. 1964. vii + 114. English price 20s Statistical Research Methods in Education and Psychology Norman K. Henderson. Hong Kong University Press. 1964. vi+ 147, including 18 pp. Appendix Reference Tables. Paper. Australian price $2. 9s. 9d Conditioning Techniques in Clinical Practice and Research C. F. Franks (Ed.). New York. Springer. 1964. 328. $8.50 The Conditioning Therapies: The Challenge in Psychotherapy J. Wolpe, A. Salter, & L. J. Regna (Eds.). New York. Holt, Rinehart and Winston. 1964. 192. $4.50 The Modes and Morals of Psychotherapy Perry London. New York. Holt, Rinehart and Winston. 1964. 278. $5.50 Reading Disability: Progress and Research Needs in Dyslexia J. Money (Ed.). Baltimore. Johns Hopkins Press. 1962. 212. $5.00 Developmental Dyslexia M. Critchley. London. Heinemann. 1964. 89 + 13. English price $2 2s. 6d The Professional Preparation of Counseling Psychologists Albert S. Thompson and Donald E. Super (Eds.), New York. Bureau of Publications, Teachers College, CoIumbia University. 1964. x + 165. $2.50 The Psychedelic Experience T. Leary, R. Alpert and R. Metzner. New Hyde Park, N.Y. University Books Inc. 1964. 159. $5.00 Ethics and the Human Community Melvin Rader. New York. Holt, Rinehart, & Winston, 1964. vii + 468. $7.50 Emotional Health in the World of Work Harry Levinson. New York. Harper and Row. 1964. xii + 300. $6.95