1. Department of Blindness and Low Vision Studies, Western Michigan University, 1903 West Michigan Avenue, Kalamazoo, MI 49008
2. Faculty of Education, University of British Columbia, 2125 Main Hall, Vancouver, BC V6T 1Z4, Canada
3. National Center for Leadership in Visual Impairment, doctoral candidate, University of Pittsburgh, 5513 West Posvar Hall, Pittsburgh, PA 15260