Jonathan has been a psychologist specialized in communication problems (ASD, ADHD, PST, MDD) since 1986 and has always been interested in research and integrating different disciplines. While developing new sensory therapies for autistic individuals at one of the psychiatric children hospitals in The Netherlands, Jonathan began studying advanced clinical aromatherapy in the UK in 2002 and since then he has continued to extend his aromatic knowledge. 

Jonathan has also been working within the palliative home care system in The Netherlands since 2009, incorporating his skills for providing comfort. Over the years he has developed, used, trained, and lectured at home in The Netherlands and internationally in diverse therapeutic interventions (conventional and non- conventional healthcare). 

He is a Clinical Aromatherapist, Psychologist, The HEARTS Process Teacher (UK), Aromatic Sentinel Creator (NL), Educator, Counsellor, Researcher, Lecturer, Anointer, International Speaker, Author, Ambassador to the Netherlands for the Airmid Institute (US), and Director Essentia Nobilis (NL / PT).

Jonathan has just published a book: "Rest on me, breathe - Emotional Palliative Care". ISBN 978-989334-6198