Mr. Whoibin Chung is working on travel time reliability analysis at the corridor network level by using multiple traffic data. He is mainly involved in a research project – “Integrating Freeway/Arterial Active Traffic Management”. He has conducted extensive efforts on evaluating multiple data sources on both freeways and arterials. Regarding this project, he has various system implementation experiences in both industrial and academic fields in South Korea. As a database designer and administrator, he had conducted several projects to build real-time traffic management system such as tunnel traffic management system, national highway traffic management system, and bus information and management system in Daewoo Information Systems Co., Ltd for 10 years. As a senior research engineer, he was participated to validate and verify various service applications of state-of-the-art research projects related to Cooperative Intelligent Transportation System (ITS) and Connected Vehicle in ITS Korea for 5 years.