IRPA 16 "Harmonization of Radiation Protection Principals" The 16th International Congress of the International Radiation Protection Association Rosen Shingle Creek Hotel, Orlando, Florida USA 7–12 July 2024 The Health Physics Society (HPS) is proud to welcome International Radiation Protection Association (IRPA) delegates and radiation safety professionals from around the world to the 16th International Congress in Orlando, Florida. Joining us in welcoming IRPA to North America are the Canadian Radiation Protection Association and Sociedad Mexicana de Seguridad Radiológica. This will be the first time in 51 years that the International Congress has been held in the United States and the first time since 1992 that it has been held in North America.