David J. Pesek, Ph.D.
International Institute of Iridology®
Leading the Way in Professional Iridology Education™
Health Assessment through
External Ophthalmic Examination
David J. Pesek has earned five degrees including Ph.D.’s in psychology and iridology. He is a clinical nutritionist and a member of Iridologists International (B. Jensen), an honorary association. David is also a psychotherapist and a member of PSI CHI, the National Honor Society of Psychology.
Dr. Pesek has received the honorary title of Doctor in Health Sciences from the World Association for Excellence in Health. This is in recognition for his work in advancing iridology for the benefit of medical science and the welfare of the human being.
David has also been distinguished with an Honorary Diploma in Naturopathy from the French Institute of Human Sciences for his contribution to the advancement of integrative medicine worldwide.
Dr. Pesek has studied various teachings of iridology from around the world and has blended them into one dynamic system – Holistic Iridology® – which includes his unique contribution to this science by developing the interpretation of genetically inherited thought and emotional patterns through the eyes. David has practiced naturopathic healthcare for over 40 years. He has given successful expert witness testimony in a court of administrative law regarding the validity of iridology as a means of health assessment. Further, Dr. Pesek is the only iridologist from the Americas ever invited to speak at the prestigious International Course for Irisdiagnosis in Germany (J. Deck).
He is the founding director of the Center for Effective Living®, established in 1976. This institution is one of the first comprehensive, holistic, integrative healthcare centers on the North America continent. David is on the leading edge in the field with his advancements in developing a truly holistic model of iris analysis and wellness programs.
David has received the Hixson Fellowship Award from Kiwanis International for his years of effort to support life enrichment programs for children. He has also been knighted by the Sovereign Order of St. John as a Knight Commander for his lifetime of work in helping to improve the health of humanity.
Dr. Pesek is heralded as “The New Pioneer in Iridology”, and as “One of the World’s Pre-
Dr. Pesek is on the faculty of several institutions that teach natural and integrative medicine. Over the past three decades, David’s pioneering work is helping to bring about the renaissance of natural healthcare through his dedication to the wellness and spiritual enlightenment of humanity.
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