There’s definitely a relationship between Clean Language and NLP, but the precise nature of it is debatable. Is it a subset of NLP, or a separate field? In 2006, on the one occasion I interviewed David Grove, the creator of Clean Language, he told me that he had been quite heavily involved in NLP before devising Clean Language.  He said ...

Clean Language was originally devised as a therapeutic process by the late David Grove. He was a counselling psychologist, working therapeutically with trauma victims such as Vietnam veterans and sexual abuse survivors. In workshops, he presented his ideas to thousands of psychotherapists worldwide, notably in the USA, UK, France and New ...