Others are just getting to know him,” Caroline Kennedy, the U.S. ambassador to Australia, said of her cousin, President-elect Donald J. Trump’s pick for health secretary.

Here Are the New Members of Trump’s Administration So Far. Kennedy has long advanced the debunked idea that vaccines cause autism. He has also pushed other conspiracy

For most of human history, half of all children died before reaching age 15; that number is down to just 4 percent worldwide, and far lower in developed countries, with vaccines one of the major drivers of improved life expectancy.

Robert F. Kennedy Jr.’s cousin called his vaccine views “dangerous” and contradict what most Americans likely believe. “I think Bobby’s views on vaccines are dangerous, but I don’t think most Americans share them,

Caroline Kennedy, the U.S. ambassador to Australia, called her cousin Robert F. Kennedy Jr.’s vaccine views “dangerous.” The ambassador said she grew up with him and has known about his views “for a long time.

First an environmental lawyer, then a vaccine skeptic, ABC News’ Elizabeth Schulze reports on Donald Trump’s nomination of Robert F. Kennedy Jr. to lead the Department of Health and Human Services.