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The present book is a compilation of papers presented and discussed at a Ciba Foundation symposium. The purpose of the symposium was to bring together a number of psychotherapists who would share their theories, techniques, and results with the aim of providing evidence from controlled studies to support the effectiveness of "their brand of therapy."

At first glance one may begin reading the book with a healthy skepticism about ever finding objective evidence for the value of any particular technique of therapy. Also, one may suspect that what research is cited will be taken from some "rat laboratory" and hence leave one with the inevitable doubt that what may be suitable for the rat may not be a viable technique for dealing with human behavior.

The book is not, however, confined to the discussion of laboratory techniques and, interestingly, whenever the discussion became excessively academic