John worked as a postdoctoral researcher in Cognitive Neuroscience and has published several research articles. He is currently Co-Director for the Institute of Psychospiritual Therapy which he helped create as part of his ongoing integration process following his own spiritual emergence using entheogenic mushrooms to treat childhood trauma.  John is a fully trained counsellor, and works in private practice as a Psychedelic Integration therapist. He has previously worked as a lead tutor for a counselling training company in Cambridge, and currently teaches Cognitive Psychology for the Institute of Continuing Education in Cambridge. John is one of the board members of the Scottish Psychedelic Research Group where he leads a project to create an open code of ethics for therapists and other practitioners working with expanded states of consciousness, and is also an associate member of the Institute of Psychedelic Therapy.