Understanding NLP opens a doorway into a more imaginative and coherent way of understanding and using NLP. This completely revised edition unites the many strands of NLP using an elegant paradigm which Peter Young calls the Six Perceptual Positions model. The book provides numerous examples of the paradigm in practice. Many NLP concepts are traced back to their origins, and some of the metaphors used to explain NLP are reinterpreted. New material includes: the NLP Presuppositions, Polarity thinking, Logical Levels an expanded view of Outcome Setting, and a clarification of Perceptual Positions. There are new chapters on the Art of Asking Questions, and Working with Parts and Roles. This practical guide for the NLP practitioner, coach or therapist, has numerous suggestions about good practice and offers many practical tips on actually doing NLP and utilising the Six Perceptual Positions model. As a result, readers will develop a better understanding of different kinds of clients, and be able to make more effective interyentions for creating change.