John Peoples, Fermilab director at time of top quark discovery, dies
Chicago Tribune, July 27, 2025
Physicist John Peoples Jr. was the third-ever director of Fermilab, and in his 10 years in charge oversaw efforts to boost the power of the Tevatron, a circular particle accelerator that in 1995 contributed to the discovery of the top quark, the largest of all observed elementary particles.