Energy has always been and important ingredient for the economic and social progress of human society, although the form in which energy is used has undergone a phenomenal change. Energy security relates to economic security in the context of energy decision making. In modern society, energyhas become more global in nature. The ever-increasing integration of energy markets across the globe spreads the security concern from one sector and country to another. The papers in this volume deal with leading policy issues in the energy sector including energy security, energy pricing,efficiency and conservation, environmental aspects of power infrastructure development, and rural electrification. The papers present an overview of the energy sector, reviews the current energy scene, identify the problems and provide policy options. Authored by leading energy experts with anin-depth understanding of Indian energy problems, the essays are non-technical and lucid.