Advanced Computing in Chemistry and Materials, CCSD, ORNL

Group Lead, Modern Nuclear I&C and Distinguished R&D Staff, Nuclear Energy and Fuel Cycle Division, ORNL

Distinguished R&D Staff, Biosciences Division, ORNL

Distinguished Scientist and Ecosystem Processes Group Lead, ORNL

Section Head, Human Dynamics Section, ORNL

Nuclear Security Research Staff, Nuclear Nonproliferation Division, ORNL

Distinguished Researcher, Manufacturing Science Division