Our Team

Our global team is made up of talented individuals who share a passion for Dr. Klinghardt’s work and supporting A.R.T. practitioners and students. We’re excited to be growing and expanding our reach!


Dr Dietrich Klinghardt PhD

Dr. Klinghardt studied medicine & psychology in Freiburg, Germany, completing his PhD on the involvement of the autonomic nervous system in autoimmune disorders. Early in his career he became interested in the sequelae of chronic toxicity (especially lead, mercury, environmental pollutants & electromagnetic fields) for the course of illness.

Internationally recognised for his successful treatment of chronic pain, Lyme disease and Autism, his treatments combine non-surgical orthopaedic medicine with immunology, endocrinology, toxicology and neural therapy, in accordance with the 5 Levels of Healing®.

Daniela Deiosso MSc

Daniela Deiosso MSc is the founder of the Klinghardt Institute.

With a life-long commitment to Anthroposophical teaching and an MSc in Neuroscience, Daniela has been developing the A.R.T. syllabus and opening up the teachings of Dr Klinghardt to doctors, healthcare practitioners, students and patients worldwide.

Over the last decade, she has gained valuable knowledge and expertise in A.R.T. by working alongside Dr Klinghardt at his clinic in Seattle, Washington and worldwide.

Teaching Team

Michaela Jezzard, BA (Oxon), DipION, mBANT, CNHC, CFSP, GNC

Michaela is an award-winning Registered Nutritional Therapist, having completed further training with the IFM and British Society for Ecological Medicine, and has specialist training in integrative cancer. She has studied extensively with Dr Klinghardt, keeping up to date with his latest advances and techniques.

She specialises in finding the missing pieces to unravel complex cases, identifying the underlying root causes and imbalances and bringing together various modalities to bring back balance and support the body’s innate ability to heal.

Michaela leads the Klinghardt Institute teaching team.

Gilian Crowther MA (Oxon), FBANT, CNHC reg.

Scientific Advisor to the Klinghardt Institute

Gilian is a Naturopath and registered Nutritional Therapist with a clinic in London. She gained qualifications in complementary therapy in Germany for many years, studying the mitochondria in particular, before taking up further training in the UK.

She is much sought after for her knowledge of mitochondrial function.
Gilian is Scientific Advisor to the Klinghardt Institute, Director of Research for the Academy of Nutritional Medicine (www.aonm.org), as well as being a core member of the BSEM (British Society for Ecological Medicine).

Rhoda Kingston B.A, BHSc, Dip

Rhoda first came across A.R.T. in 2007 and since then has used A.R.T. with patients across the world. She completed a BHSc in Naturopathy, Nutrition and herbal medicine in Australia and is a qualified acupuncturist. Her passion is helping people with complex gut issues like Crohn’s and Colitis, leaky gut and intolerances. Her default specialty has become Lyme and chronic illness as A.R.T. is so good at unveiling the hidden pathogens and finding the best remedies.

She even uses A.R.T. to test pets and some of her farm animals!


Kathy is a certified Functional Medicine practitioner, Clinical Nutritionist and A.R.T. practitioner. She has over a decade of experience in various aspects of health, having first become interested in Functional Medicine and the power of nutrition following her own adventure with ill health.

She became fascinated with solving complex and chronic conditions. Her success in helping clients with multifactorial conditions is a result of her wealth of knowledge and intuition, combined with a sincere warmth and compassion.

Mathias Scharf, HP, Master of A.R.T.

Mathias began studying Martial Arts in the mid-90s, later moving on to study Traditional Chinese Medicine and spending several years assisting in TCM and Japanese acupuncture clinics. He also teaches a gentle form of Varicose Vein Sclerotherapy and various systems of self-awareness, Qi Gong, Shamanism and pain therapy.

In 2013 he began learning A.R.T., APN & MFT and since 2016 he’s been assisting Dr. Klinghardt at his German seminars and at Swiss Biohealth, training dentists in A.R.T. Mathias also taught A.R.T. in Switzerland and Egypt.

Marc Schwartz DC, CCN, CCSP

Marc has been in private practice for 35 years, graduating suma cum laude from Life Chiropractic College with his medical degree in 1987.

He’s been a Klinghardt certified A.R.T. practitioner and team teacher for over 15 year, specialising in treatments for chronic lyme, autism, heavy metals and other chronic disorders with special emphasis on regulation of the autonomic nervous system.

Amongst Marc’s other qualifications, he’s Board Certified in Clinical Nutrition and blood chemistries and a Board certified sports physician and Board Certified in Applied kinesiology and bio energetics.

Finn Jenk BA, DC

Finn has been in private practice for over 25 years, graduating from the University of Western States with a Doctor of Chiropractic degree. He
has been using A.R.T. in practice on the other side of the world in Australia for 5 years. He works with a team of medical doctors to provide Enhanced Primary Care and to treat patients with chronic health issues.

In addition to A.R.T. certification, Finn has also gained certification in Applied Kinesiology, Applied Homotoxicology & Neuro Emotional Technique.

Kendra Sandford BA, Dip BSAK

Kendra Sandford BA, Dip BSAK

Kendra’s journey into the Healing Arts is a personal tale of recovering her family from chronic illness. Her intimate knowledge of chronic illness and childhood disorders originated from personal obstacles she faced that ultimately led to her stumbling upon Systematic Kinesiology and completing a diploma level course. Subsequent to that she came across the teachings of Dr Klinghardt and Daniela Deiosso in the UK and has been studying and perfecting her A.R.T. technique for the past 7 years.