Her research is in the area of database and data management systems, focusing on “big data” challenges arising due to large data volumes, heterogeneity in data, and establishing trust in data. In her research career, Tanu has actively collaborated with scientists from several domains: astronomers, cosmologists, and a variety of geoscientists, with an aim to improve the quality of scientific data management infrastructure. Her research has been actively funded from the National Science Foundation, the Department of Energy, the Sloan Foundation, and the Bloomberg Foundation.She has a PhD and Masters in Computer Science from Johns Hopkins University and a Bachelor's from Indian Institute of Technology, Kanpur. After her PhD, she enjoyed a few intellectually stimulating years at the Computation Institute, University of Chicago.