Che Guan is currently a Vice President and Principal Data Scientist of Data Science at AB. He is actively engaged in research and development on natural language processing. Before joining AB in 2021, Guan worked in multiple different positions, including principal data scientist at Raymond James, quantitative strategist at a start-up fund and data scientist at J.P. Morgan. Throughout his career, he has gained extensive experience in applying machine learning, optimization techniques and statistics to various projects in the financial industry. Guan holds an MS in data science from University of California, Berkeley, as well as an MS in statistics and a PhD in electrical engineering from the University of Connecticut, where he focused on forecasting applications.