Dr. Sang Kyun Cha is a Distinguished Fellow at Stanford HAI and a pioneer in in-memory database technology. His early Stanford research on natural-language question answering over structured data anticipated challenges now at the intersection of databases and conversational AI. He founded Transact In Memory, later acquired by SAP, and served as a founding chief architect of SAP HANA. Returning to Seoul National University, he founded the Big Data Institute and Graduate School of Data Science, bridging enterprise systems, academic research, and AI education.