July 14, 2025 P. Vascik, H. Balakrishnan and R. John Hansman. “Assessment of Air Traffic Control for Urban Air Mobility and Unmanned Systems,” International Conference on Research in Air Transportation, June 2018. Share this Related Stories See all news Prof. Zachary Cordero and Florian Allroggen selected to participate in NAE’s Grainger Foundation Frontiers of Engineering 2025 Symposium Supporting mission-driven space innovation, for Earth and beyond See all news