The need to predict and control under conditions of threat


  • This article is based upon a doctoral dissertation submitted to Harvard University The research was supported by Grant MF-9173C1 from the National Institute of Mental Health, United States Public Health Service The author wishes to express his appreciation to Brendan A Maher for his valuable assistance throughout the research, to Richard L Solomon for his assistance in the design of the study, and to Frederick Mosteller and William Cochran for their assistance in the statistical analysis of the data