The growth of science denialism in the 21st century can be seen in the mainstream media’s gleeful reaction to the death at 97 of James D. Watson (1928–2025), codiscoverer of the structure of DNA. Supposedly, the age of cancel culture is over. But nobody in the prestige press is apologizing for getting Watson fired in 2007 from running the famous Cold Spring Harbor cancer lab he’d built back up over four decades because he was quoted as saying he was “inherently gloomy about the prospect of Africa” because “all our social policies are based on the fact that their intelligence...