Ali Zaidi, he has long served as Vice President Biden’s Close Aid. Since the start of the Administration, as well as during Vice President Biden’s presidential transition and campaign, he has offered advice and leadership on a variety of subjects, including the creation of climate policy, legislation, and executive action. He also served as New York’s chairman of climate policy and finance and deputy secretary for energy and the environment during the Obama-Biden Administration, which was in charge of energy and climate change.