Nicholas J. Petrella

Gordon D. Blain

Denise Kiernan

Denise Kiernan has worked as a journalist and producer. She is best known for The Girls of Atomic City, which came out in March 2013 and immediately shot to the top of the New York Times bestsellers list – and stayed there.

Esther Floth

Esther (Green) Floth worked as a secretary for General Leslie Groves during the Manhattan Project in Washington, DC.

Secundino Roybal

Secundino Roybal was a staff worker at Los Alamos during the Manhattan Project.