Long term therapeutic effects of a three month intensive growth group

personality tests were administered to 33 participants in a 3-month intensive resident human growth program, at the beginning and end of the program and again 1-year later. A control group of 13 members of the families of some of the participants also took the tests on the same dates. The control group, showed no statistically significant changes on nearly all measured personality traits for the growth group participants were evident on post-testing and also 1 year later.