Featured, in order: Tony Blair, Greta Thunberg, Caroline Lucas, Andrew Cuomo, Hillary Clinton, Nancy Pelosi, Bill Clinton, Justin Trudeau, Boris Johnson, Elizabeth Warren, Barack Obama, Joe Biden, Bill Gates, Layla Moran, Kamala Harris, CBSN’s Tanya Rivero, Prince Charles, Kristalina Georgieva, Prince Harry, Sadiq Khan, Jacinda Ardern, António Guterres, Klaus Schwab.