Dr Raymond Pieters has been affiliated with HU University of Applied Sciences Utrecht in the capacity of professor since 2008. Pieters studied Biology in Groningen and Utrecht and specialized in the field of Immunology and Toxicology. He obtained his PhD at Utrecht University for his work on the effects of chemicals on the developing immune system.
After this, he continued his work at IRAS (formerly RITOX), leading the Immunotoxicology research group. This research group specializes in the field of allergies (in relation to diet, medication or air pollution).