Elizabeth ​“Betsy” Dunn is Argonne National Laboratory’s Director of Health, Safety, and Environment.

Betsy has a bachelor’s degree in civil engineering from University of Notre Dame and a master’s degree in architectural engineering from Penn State University.

She is a registered professional engineer with over 20 years of diverse experience in health, safety, and environment; quality assurance; work planning and control; project management; nuclear safety; and facility and structural design. Throughout her career, personnel safety and health has been an integral part. Betsy previously managed the Laboratory’s Worker Safety and Health Program and the Incident Investigation and Causal Analysis Program. She also built and managed Argonne’s first formalized nuclear systems engineering program.

Prior to joining Argonne, Betsy worked as a civil/structural engineer at Harza Engineering, a world-class hydropower company. Some of her most notable projects include structural design for the Neutrino Main Injector (NuMI) at Fermilab, Chicago’s Tunnel and Reservoir Project (Deep Tunnel) for the City of Chicago, and the San Roque Multipurpose Project in the Philippines.