EditorialA panel discussion before to the performance of “The Mold That Changed the World” with, from left: composer and songwriter Robin Hiley; Sarah Despres of the U.S. Department of Health and Human Services; Bethany Brookshire, a science writer; Dr. Rick Bright; and writer Diane Shader Smith, at the Atlas Performing Arts Center in Washington, Oct. 20, 2022. (Michael A. McCoy/The New York Times)