I am a physician and a scientist. Over 12 years, I had the privilege of serving Presidents Barack Obama, Donald Trump and Joe Biden as the director of the National Institutes of Health. Before that, I led the U.S. component of the Human Genome Project. I am amazed by the medical progress that has been possible in the past few decades, both in alleviating suffering and saving lives. But I am also deeply troubled by the growing distrust of science in our society, just at the time when its insights are most needed. No recent experience highlights that disconnect more...