Nicole (Hongjin) is a Research Fellow (Computational Science) at the RegLab, where her primary focus is on applying machine learning and causal inference techniques for environmental policy compliance and enforcement. Before joining the Reglab, she received an M.Sc. with distinction in Data Science from the London School of Economics and a B.A. with honors in Mathematics and Computer Science from Occidental College. She is passionate about social impact and has led several projects in partnership with nonprofits in China, Malawi, and the US. She loves dancing, surfing, hiking, and all kinds of sports when she is not sitting in front of her computer.