1. Department of Recreation, Park, and Tourism Management and African Studies Program, Pennsylvania State University, State College, PA 16802, USA
2. Department of Forestry, Biodiversity and Tourism, School of Forestry, Environmental and Geographical Sciences, Makerere University, Kampala P.O. Box 7062, Uganda
3. Department of Forest Ecosystems and Society, College of Forestry, Oregon State University, Corvallis, OR 97331, USA