GILLIAN THOMAS is a Senior Staff Attorney with the American Civil Liberties Union Women’s Rights Project. She previously litigated sex discrimination cases at the U.S. Equal Employment Opportunity Commission and Legal Momentum (formerly NOW Legal Defense and Education Fund). She is the author of Because of Sex: One Law, Ten Cases, and Fifty Years That Changed American Women’s Lives at Work (St. Martin’s Press 2016). Her work has appeared in publications including The New York Times, The Los Angeles Times, The Atlantic, and Slate, and she has been interviewed by NPR and The Wall Street Journal, among others. She is a graduate of Yale College and the University of Michigan Law School.