Leslie Palti-Guzman exchanges with Colette Lewiner, energy adviser to the president of Capgemini, mastermind behind the World Energy Markets Observatory, and member of EDF board. They discuss distinct trajectories for China and India to curb CO2 emissions; coal clean technology; carbon price; batteries; hydrogen; geopolitics of renewable and utilities' evolving biz model. Colette is opening up on her personal path, on how she has reached top executive positions and entered male-dominated boardroom.