His research deals with conservation sciences and studies generally, and more specifically focuses on topics within wilderness recreation, wilderness management and nature-based tourism. His research encompasses both quantitative and qualitative approaches, with recent research including the assessment of the impact of technology on wilderness experiences and the role of neoliberalism on reshaping wilderness recreation, protected area planning and management and global conservation. He is an Executive Editor of the International Journal of Wilderness, served as Executive Editor of the Journal of Environmental Education from 2010-1018 and is a member of the World Commission on Protected Areas.