International Association for Dental Research Centennial The International Association for Dental Research (IADR), founded in 1920, is a non-profit organisation with more than 10,000 members around thew world. The Association drives oral, dental and craniofacial research for health and wellbeing worldwide The long-planned centennial celebrations of the Association, with many, different arrangements and provisions, including the production of a centennial tie (20831.1 – condition, new) had to be cancelled as the world was in the deadly grips of the global COVID-19 pandemic.