1. Gies College of Business, University of Illinois at Urbana–Champaign, Champaign, Illinois, USA;
2. Hubbard School of Journalism and Mass Communication, University of Minnesota Twin Cities, Minneapolis, Minnesota, USA;
3. Consilient Group LLC, Seattle, Washington, USA;
4. McCormick School of Engineering, Northwestern University, Evanston, Illinois, USA;
5. Department of Computer Science and Engineering, University of Minnesota, Minneapolis, Minnesota, USA;
6. Center for Retailing Studies, Mays Business School, Texas A&M University, College Station, Texas, USA