US Government / Biden Clean energy News! Biden has assigned four other senior aides to oversee specific parts of the program. Mr. Landrieu, the former New Orleans mayor, is in charge of infrastructure implementation. John Podesta , a veteran of the Clinton and Obama White Houses, is overseeing the rollout of hundreds of billions in federal spending on clean energy projects that were part of the climate change, tax and healthcare package. And Ronnie Chatterji, an economist and former Commerce Department official, is helping to implement the semiconductor law.. John Podesta , a veteran of the Clinton and Obama White Houses, is overseeing the rollout of hundreds of billions in federal spending on clean energy projects that were part of the climate change, tax and healthcare package. And Ronnie Chatterji, an economist and former Commerce Department official, is helping to implement the semiconductor law.parts of the program. Mr. Landrieu, the former New Orleans mayor, is in charge of infrastructure implementation. John Podesta , a veteran of the Clinton and Obama White Houses, is overseeing the rollout of hundreds of billions in federal spending on clean energy projects that were part of the climate change, tax and healthcare package. And Ronnie Chatterji, an economist and former Commerce Department official, is helping to implement the semiconductor law.