David Newsome is a lecturer in the School of Environmental Science at Murdoch University, Perth, Western Australia. His research interests include the environmental impacts of tourism and recreation in national parks and nature reserves, birds as a focus for nature-based tourism, and the management of human-wildlife interactions Susan A. Moore is a senior lecturer in the same department. Her research interests include human perceptions of the impacts of tourists, and planning, managing and monitoring tourism in naturalal areas Ross K. Dowling is Associate Professor of Tourism and Head of the School of Marketing, Tourism & Leisure at Edith Cowan University, Perth, Western Australia. He is a foundation Executive Member of the Ecotourism Association of Australia, is Vice Chairperson of the Forum Advocating Cultural and Ecotourism in Western Australia, and is Treasurer of the Australian International Year of Ecotourism 2002 Organising Committee. His principal research interests focus on planning for tourism development in natural areas around the worldNewsome, David is the author of 'Natural Area Tourism Ecology, Impacts and Management', published 2001 under ISBN 9781873150245 and ISBN 1873150245.