Co-authored papers that won 11 Best Paper Awards and 4 Test-of-Time Awards
ACM Fellow, AAAI Fellow, and member of the SIGIR Academy
Served as Program Chair for ICML, KDD, and RecSys
Member of the IMLS Board and SIGKDD Executive Committee
Principal investigator on multiple NSF projects, including: ArXiv as an Accessible Large-scale Open Research Platform; Designing AI Systems with Steerable Long-Term Dynamics; Fairness and Control of Exposure in Ranking; Counterfactual Learning and Evaluation for Interactive Information Systems
Jacob Gould Schurman Professor in the Department of Computer Science and the Department of Information Science at Cornell University
Interim Dean of the Ann S. Bowers College of Computing and Information Science (Bowers CIS)
Former Associate Dean for Research and Chair of the Department of Information Science
Director of the Cornell AI Initiative and Radical Collaboration
Research interests include: Machine Learning Methods and Theory, Learning from Human Behavioral Data and Implicit Feedback, Machine Learning for Search, Recommendation, Education, and other Human-Centered Tasks