Person-centred therapy, rooted in the experience and ideas of the eminent psychotherapist Carl Rogers, is widely practised in the UK and throughout the world. It has applications in health and social care, the voluntary sector and is relevant to work with people who are severely mentally and emotionally distressed.As well as being a valuable sourcebook and offering a comprehensive overview, this edition includes updated references and a new section on recent developments and advances.The book begins with a consideration of the principles and philosophy underpinning person-centred therapy before moving to a comprehensive discussion of the classical theory upon which practice is based.Further areas of discussion include:The model of the person, including the origins of mental and emotional distressThe process of constructive changeA review of revisions of and additions to person-centred theoryChild development, styles of processing and configurations of selfThe quality of presence and wo