Intervention is an intriguing and at times troublesome phenomenon. This book is meant for those already intrigued and those one hopes will become intrigued. The purpose is to sketch out fundamental problems that must be addressed in pursuing effective intervention. While the authors approach these problems from the perspective of psychology and education, they do so with an eclectic outlook and an emphasis on broad applications.

Specifically, they identify and describe essential facets of intentional intervention, explore how these facets relate to each other, and try to produce an...