Robert Francis Kennedy Jr. (RFK Jr.) is an American politician, environmental lawyer, anti-vaccine activist, and conspiracy theorist. He is known for his role as chairman and founder of Children's Health Defense, an organization spreading COVID-19 vaccine misinformation. As a member of the prominent Kennedy family, he is the son of Robert F. Kennedy and nephew of John F. Kennedy and Ted Kennedy. Kennedy is running as an independent candidate in the 2024 presidential election.