Jingrui He has joined the Computer Science Department as an Assistant Professor. She received her PhD from Machine Learning Department in Carnegie Mellon University in 2010, and was a Research Staff Member at IBM T.J. Watson Research Center between 2010 and 2012. Her broad research interest is to understand and analyze ‘big data’ using statistical machine learning and data mining techniques. In particular, she proposed rare category analysis to address the rarity challenge (with a book published by Springer), and heterogeneous machine learning to address the heterogeneity challenge (with a book to be published by Morgan & Claypool Publishers). Her work has been applied to a variety of applications including social network analysis, traffic prediction, semi-conductor manufacturing, etc. She served on the Organizing Committee of ICML, KDD, etc; and the Program Committee of AAAI, ICDM, SDM, etc.