2025 ANS Winter Conference & Expo

Stephen Streiffer

Director

Oak Ridge National Laboratory

As the twelfth director in Oak Ridge Laboratory's history, Stephen Streiffer leads more than 6,500 staff in delivering on critical national missions by leveraging the laboratory’s world-leading facilities, tools, and signature strengths in neutron science, high-performance computing, advanced materials, biology and environmental science, energy technologies, nuclear science and engineering, isotopes, and national security research.

He attended Rice University and received his PhD from Stanford University and was awarded the status of Fellow in the American Physical Society in 2007.