Nathaniel Haines is a seasoned data science professional with extensive experience in leadership roles, currently serving as Senior Manager of Data Science at Oscar Health since July 2025. Prior to this position, Nathaniel held multiple roles at Ledger Investing, including Manager of Data Science Research and Senior Data Scientist from October 2022 to July 2025. As the Owner and Chief Bayesian at Bayesian Beginnings LLC, Nathaniel operated from January 2022 to July 2025. Additional experience includes serving as the Founding Data Scientist at Aivo Health from September 2021 to September 2022, and a range of academic positions at The Ohio State University, such as Graduate Research Scientist, Course Instructor, Course Assistant, and Research Manager from December 2014 to July 2021. Nathaniel holds a Doctor of Philosophy (PhD) and Master of Arts in Mathematical Psychology, as well as a Bachelor of Arts in Psychology, all obtained from The Ohio State University.
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