Seth Stephens-Davidowitz is a New York Times op-ed contributor, a visiting lecturer at the Wharton School, and a former Google data scientist. He received a BA in philosophy from Stanford, where he graduated Phi Beta Kappa, and a PhD in economics from Harvard. His research-which uses new, big data sources to uncover hidden behaviors and attitudes-has appeared in the Journal of Public Economics and other prestigious publications. He lives in New York City.