Lizzie Walsh is Chalkbeat’s first Data Reporting Fellow, covering New York City education and producing in-depth data projects across Chalkbeat’s bureaus. She graduated from the Craig Newmark Graduate School of Journalism at CUNY in December 2025, where she concentrated on data investigations, national public health and science reporting, and building custom data analysis tools for newsrooms. In summer 2025, Lizzie was a Charles H. Revson Data Fellow at THE CITY, where she reported on the New York City primary election and campaign finance and published a first-of-its-kind enterprise investigation into lead contamination in NYC tap water.