James Sharpnack

James Sharpnack is an Adjunct Associate Professor in the Statistics Department at UC Davis and an AI Research Scientist at Duolingo. His research focuses on statistical machine learning applied to anomaly detection, graph signal processing, and epidemiological modeling.

His methodological work includes developing scan statistics for network data, trend filtering techniques, and domain adaptation approaches. Applied projects involve COVID-19 wastewater monitoring, gravitational lens detection in astronomy, and transportation data analysis. Sharpnack contributes to educational AI systems through his industry role.