Anthony Fauci (Self - U.S NIAID Director), Peter Marks (Self), Albert Bourla (Self - Chairman and CEO of Pfizer), Jon Cohen (Self - Reporter on COVID-19 vaccines), Dan Barouch (Self - Director of the Center for Virology and Vaccine Research at Beth Israel Deaconess Medical Center), Glenda Gray (Self - President and CEO of South African Medical Research Council (SAMRC)), Kizzmekia Corbett (Self), Adrian Hill (Self), Tedros Adhanom (Self), Tedros Adhanom Ghebreyesus (Self), Adar Poonawalla (Self), Seth Berkley (Self), Paul Abernathy (Self)