2007 - Leicht, Thompkins, Wildhagen, Rogalin, Soboroff, Kelley, Long, Lovaglia
2007 - Parasuraman, Parasuraman
2006 - Leicht, Fitzgerald
2006 - Heimer, De Coster, Unal
2006 - Heimer, Kruttschnitt
2006 - Parasuraman, Rizzo
2004 - Laumann, Ellingson, Mahay, Paik, Youm
2001 - Clogg, Eliason, Leicht