An internationally recognized authority on Photobiomodulation (PBM) treatment of Oral Mucositis and other side effects of cancer treatment. Co-authored 34 academic PBM papers and contributed chapters to five PBM books. Fellow of The Royal Society of Medicine, Co-Chair of The Biomedical Optics Society conference on Photobiomodulation mechanisms, Founder and CEO, THOR Photomedicine. NOTABLE SPEAKING EVENTS: US Congress briefing on PBM as a solution for the opioid crisis, White House briefing on PBM as a solution for the opioid crisis, United Nations Global Health Impact Forum.