The 9th Road Safety & Simulation International Conference 2024 (RSS2024) hosted by the Kentucky Transportation Center will take place in Lexington, Kentucky, on 28-31 October 2024, under the theme “Improving Decisions Through Safety and Simulation Tools”. The aim of the Conference is to improve upon the existing knowledge in the area of road safety and contribute to reducing the number of crash fatalities and injuries occurring worldwide, through the dissemination of innovative research and applications.