Marianna Dizik is a highly accomplished data science professional with a background in mathematics and statistics. She has a Master of Business Administration in Mathematics from the McColl School of Business at Queens College and a Master of Science/Doctor of Philosophy in Statistics, as well as a Master of Arts in Mathematics from Penn State University. She also earned a Bachelor of Science in Mathematics from Taras Shevchenko National University of Kyiv. Ms. Dizik has worked in a variety of data science roles, with extensive experience at some of the world's top companies. She is currently the Data Science Manager at Meta, and she previously worked as the Chief Data Scientist for Google's Marketing Solutions and as a Data Science Manager for Google. She has also held roles including Data Scientist, Decision Support Analyst, and Ads Quality Analyst during her time at Google. Before joining Google, she worked as a Senior Statistical Analyst for Williams-Sonoma, Inc. and as a Senior Industry Analyst for First Union National Bank.