LeDell is the Chief Machine Learning Scientist at H2O.ai, the company that produces the open source, distributed machine learning platform, H2O. Before joining H2O.ai, she was the Principal Data Scientist at two AI startups (both acquired), the founder of DataScientific, Inc. and a software engineer at a large consulting firm. She received her Ph.D. from UC Berkeley where her research focused on machine learning and computational statistics. She also holds a B.S. and M.A. in Mathematics.