Hyung Sup (Zack) Bhan is an Assistant Professor of Marketing at Tulane University. He holds a PhD and an MBA in Marketing from Kellogg School of Management, Northwestern University, and a BBA from Korea University. Before his graduate studies, he worked in a South Korean development bank. His primary research interests include customer value, social influence, and product unavailability in a multichannel retailing context. He teaches Marketing Research and Analytics and has received the Dean's Excellence in Teaching of Undergraduates Award.