David Leslie has retired from his long standing position as Reader in Tourism at Glasgow Caledonian University, where he was instrumental in the development of tourism studies following on from the development of the introduction of the tourism degree at Leeds Metropolitan University. The recurrent theme in his scholarly activity and research has been tourism and the environment, which is manifest in a diverse range of publications including academic journals, research, and consultancy reports and also serving as a Specialist Witness on tourism at Public Enquiries, spanning over two decades. Since retiring from University life, he has continued to be active in the tourism field with research and writing, most notably his latest book on Responsible Tourism and spending a semester as Visiting Professor to the Collaborative Tourism Programme at Chengdu University.