1. School of Sport and Exercise Science, University of Northern Colorado, Campus Box 39, Gunter Hall 1770, Greeley, CO 80639, USA
2. School of Recreation, Tourism and Hospitality, University of Northern Colorado, Campus Box 132, Gunter Hall 1250, Greeley, CO 80639, USA
3. The Hospitality College, Johnson Wales University, 7150 Montview Blvd, Denver, CO 80220, USA