DR XAVIER VRIJDAG / THE NETHERLANDS

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Xavier Vrijdag is a diving medical researcher at the Department of Anaesthesiology at the University of Auckland investigating the effects of extreme gas physiology in divers, with experience in animal and human physiology research in diving medicine with a strong emphasis on technology use and signal analysis. He has a master’s degree in Technical Medicine from the University of Twente, the Netherlands, where he developed an EEG algorithm to quantify cerebral arterial gas embolism in the hyperbaric environment. He completed his doctoral thesis on the cerebral effects of nitrous oxide, nitrogen, oxygen, and helium under pressure. Xavier has worked as a researcher and technical physician at the Department of Diving and Hyperbaric Medicine of the Academic Medical Centre, Amsterdam, the Netherlands, and as a hyperbaric technician and researcher at Deep Dive Dubai, United Arab Emirates. He has been an active diver for 24 years with 1800 dives, enjoying cave, rebreather and technical diving. He has diving instructor qualifications in recreational, technical, cave and freediving with DAN, SSI, and GUE.