Elaborates a theory of tension reduction among antagonistic groups that has progressed from a theory growing out of individual psychotherapy to a well-tried model used in a workshop of international leaders focused on a specific crisis situation. (Author/NB)

This article introduces a special issue of the journal dedicated to Carl Rogers' person-centered approach to peace. Background work leading to the special issue is reviewed and a brief overview of Rogers' accomplishments in psychology before his death in 1987 is included. (NB)