Professor Subhes Bhattacharyya is an internationally respected energy specialist at De Montfort University, UK, working on global energy-environment issues. He specialises in energy, regulatory, and environmental studies from a multidisciplinary perspective, taking technoeconomic, governance, and management and policy aspects into consideration. He has been involved in the energy sector in various capacities for more than 25 years, including graduate-level teaching and research and industry experience. Subhes mainly focuses on applied, interdisciplinary research on developing economies, particularly energy and environmental issues in South and South East Asia (especially India, Thailand and Vietnam). He has worked extensively on energy sector management issues such as energy sector regulation and restructuring in developing countries, and policy matters related to reconciling energy security and climate changes, and energy access. His research involves various models, including end-use, long-range energy-environment system modelling, operations research and other decision support systems as well as regulatory and investment analysis tools.