Sun Chenghao is Head of the U.S.-EU Program at Tsinghua University's Center for International Security and Strategy (CISS), as well as a CISS Fellow. He also was selected as a Munich Young Leader in 2025, and was a visiting scholar at Yale Law School's Paul Tsai China Center. Dr. Sun's research interests include U.S. domestic and foreign policy, China-U.S. relations, transatlantic relations, AI and International security. He is also a social media influencer in China on Weibo with around 1 million followers.