Haohong Lin is a Research Intern with the Autonomous Systems and Physical AI Research (ASPIRE) Group at NVIDIA Research and a PhD candidate at Carnegie Mellon University, advised by Professor Ding Zhao. His research focuses on reinforcement learning and multimodal foundation-model reasoning in safety-critical driving scenarios. He previously earned an M.S. in Machine Learning from CMU and a B.Eng. in Automation from Zhejiang University.