Katrina Ligett is a Full Professor in the School of Computer Science and Engineering at Hebrew University, where she is also the academic director of the interdisciplinary Federmann Center for the Study of Rationality, an affiliated faculty member and former head of the program on the Interfaces of Technology, Society, and Networks, and an affiliate of the Federmann Cyber Security Research Center. Before joining Hebrew University, she was faculty in computer science and economics at Caltech. Katrina's primary research interests are in data privacy, algorithmic fairness, machine learning theory, and algorithmic game theory. She received her PhD in Computer Science from Carnegie Mellon University in 2009 and did her postdoc at Cornell University. She is a recipient of an ERC Consolidator grant, the NSF CAREER award, and a Microsoft Faculty Fellowship. Katrina was the co-chair of the 2021 International Conference on Algorithmic Learning Theory (ALT), the chair of the 2021 Symposium on Foundations of Responsible Computing (FORC), and the general chair of the 2025 ACM Symposium on Computer Science and Law. 

She currently serves as an Advisory Board Member to the Harvard University OpenDP Project, and as an Associate Editor at the journals TheoretiCS and Transactions on Economics and Computation (TEAC). She is also a Principal Investigator in the Simons Foundation Collaboration on the Theory of Algorithmic Fairness.