study has as its central theme the question of the use of non-violent for bringing social change. Grave social crises in our and war, urgently demand new processes for bringing out social social conflicts. The author recognizes that early were guided more by seal than by a careful appariant of instrument. At the same time, he believes that more as well as the limitations, of non-violence, are needed can be made for it. Yet non-violent resistance has been times in a variety of situations, so that experience is available. The book is devoted to a preliminary analysis of the more significant such as the use of non-violence in the ""sit-ins,"" by in At the center of the method is the Christian affirmation of the daing love, which needs, he believes, to be recaptured and to be A suggestive contribution to the present discussion of social in the modern world.