1. Xinran Hu, Ernest G. Welch School of Art & Design, Georgia State University, 10 Peachtree Center Ave NE, Atlanta, GA 30303, U.S.A. Email: xinran_hu@hotmail.com.
2. Dinko Bačić, Quinlan School of Business, Loyola University Chicago, 820 N. Michigan Avenue, Chicago, IL 60611, U.S.A. Email: dbacic@luc.edu.