The World Conference on Transport Research Society (WCTRS) organised the 16th World Conference on Transport Research which was held in Montreal, Canada, on 17-21 July 2023.  For the last 40 years, WCTR has been organised every three years by the WCTR Society. WCTR allowed sharing cutting-edge research and advanced state-of-practice and provides a unique opportunity for experts to exchange ideas in all areas of transport research.