Eric Horvitz, MD, PhD, serves as Microsoft’s Chief Scientific Officer, guiding strategic scientific initiatives companywide. He serves on the NIH Advisory Committee to the Director working group on AI and previously served on the President’s Council of Advisors on Science and Technology (PCAST), co-leading studies in healthcare and biosciences. Dr. Horvitz has also served as President of the Association for the Advancement of AI (AAAI), Commissioner on the National Security Commission on AI, and on the Board of Regents of the National Library of Medicine. His research spans machine learning, reasoning, and human-AI interaction. For decades, he has advanced AI applications in healthcare settings. Dr. Horvitz’ foundational contributions include probabilistic and decision-theoretic reasoning, bounded rationality, and human-AI complementarity. His honors include the Feigenbaum Prize and Allen Newell Prize for his contributions in AI, induction into the CHI Academy for advances in human-AI collaboration, election as a member of the National Academy of Engineering, American Academy of Arts and Sciences, and American Philosophical Society, and as a fellow of AAAI, Association for Computing Machinery, Association for the Advancement of Science, and the American College of Medical Informatics. He co-founded the Partnership on AI and initiated Stanford’s One Hundred Year Study on AI. At Microsoft, he established the Aether Committee, advising on AI safety, trustworthiness, and ethics, and co-founded the Office of Responsible AI, overseeing policies and compliance across company products and services.