A well-researched, clearly written book... Clarkson and Mackewn did a splendid job organising the theoretical material... Their judicious use of graphics enhances their discussions... The chapter on Perls′ contributions to practice is nicely peppered by samples of his actual therapy work and this is true for other chapters. This, I imagine, is how Fritz would have liked it: to let his work speak for itself... Clarkson and Mackewn have carefully...