1. Department of Geography and Environmental Sciences, University of Colorado Denver, Denver, CO, USA
2. Moffat Centre for Travel and Tourism Business Development, Glasgow Caledonian University, Glasgow, UK
3. German Department, Grinnell College, Grinnell, IA, USA
4. School of Humanities and Social Sciences, University of Central Lancashire, Preston, UK
5. Department of Social and Behavioral Sciences, Colorado Mesa University, Grand Junction, CO, USA
6. Institute for Dark Tourism Research, Lancashire School of Business and Enterprise, University of Central Lancashire, Preston, UK