Professor Subhes Bhattacharyya is an internationally renowned energy specialist working on global energy-environment issues with more than 25 years of experience. Subhes specialises in energy, regulatory and environmental studies from a multi-disciplinary perspective taking techno-economic, governance, and management and policy aspects into consideration. He has more than 25 years of involvement with the energy sector in various capacities: graduate-level teaching in energy, research and industry experience. Subhes mainly focuses on applied, interdisciplinary research on developing economies, with a special emphasis on energy and environmental issues in South and South East Asia (particularly on India, Thailand, and Vietnam). He has extensively worked on energy sector management issues such as energy sector regulation and restructuring in developing countries, and policy issues related to reconciling energy security and climate changes, and energy access issues. Subhes’ research is supported by various modelling efforts, including end-use type long-range energy-environment system modelling, operations research and other decision support systems as well as regulatory and investment analysis tools.