Dr. Gah-Yi Ban is an Associate Professor of Decision, Operations and Information Technologies at Robert H. Smith Business School, University of Maryland. Her research is in Big Data analytics; specifically, decision-making with complex, high-dimensional and highly uncertain data with business applications. Gah-Yi has co-authored the most downloaded Operations Research paper of 2019, was awarded Honorable Mention in 2018 INFORMS JFIG Paper Competition and finalist in 2019 INFORMS Data Mining Section Best Paper Award. Gah-Yi is currently the Chair of Supply Chain SIG of M&SOM society, an associate editor of Management Science, M&SOM and Operations Research Letters, and a member of the World Economic Forum Expert Network. Gah-Yi has taught across MIM, MBA, Executive MBA and PhD programs and has been honoured with a Best Teacher Award, named one of Poets & Quants World’s Best 40 Under 40 MBA Professors and named one of Britannica's 20 Under 40 Young Shapers of the Future (Education). She has also delivered a TEDx talk, "The Power and Perils of Algorithms". 

Gah-Yi was born in Seoul, South Korea, spent her formative years in Sydney, Australia, and has since lived and worked in the U.S. and the U.K. In her spare time she enjoys running and triathlon.