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Conference Spotlight
2026 Nuclear Energy Conference & Expo (NECX)
August 24–27, 2026
Dallas, TX|Hilton Anatole
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Nuclear Science and Engineering
September 2026
Nuclear Technology
Fusion Science and Technology
August 2026
Latest News
The transformation of the NRC: 50 years of commissioners
The dust is beginning to settle following the whirlwind of changes at the Nuclear Regulatory Commission over the past year, and 2025 ultimately may be viewed as a transformative year, as well as the year the NRC celebrated its golden anniversary. The 12 months of that milestone year brought more change to the agency in its composition, its mandate, and its relationship to the executive branch than any comparable period in the preceding four decades.
Now at 51 years and counting, the NRC is working with a full commission and issuing new rulemakings to both regulate and support the next round of nuclear deployments. With the turbulence of 2025 still fresh in our minds, Nuclear News decided it was a good time to revisit the professional backgrounds of all 42 NRC commissioners who have served over the agency’s 50-year history to see how the composition of the commission has evolved over time.
13th Nuclear Plant Instrumentation, Control & Human-Machine Interface Technologies (NPIC&HMIT 2023)
Technical Session
Wednesday, July 19, 2023|1:00–2:45PM EDT|301B
Session Chair:
Jerry Mauck
Alternate Chair:
Tate Shorthill
Session Organizer:
Edward L. Quinn
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Presentation Slides (Visible to Attendees) — Approaches for D3 Analysis for Advanced Reactor Deployment
Presentation Slides (Visible to Attendees) — Best Estimate and Uncertainty Analysis for Safety Analysis and Plant Margins UPDATED_ 2023
To access paper attachments, you must be logged in and registered for the meeting.
Approaches for Defense-in-Depth and Diversity (D3) for Advanced Reactor Deployment
1:00–1:25PM EDT
Jerry Mauck (Paragon Energy Solutions), Glenn Lang (Paragon Energy Solutions), Michael Howard (Numerical Solutions), Edward L. Quinn (Paragon Energy Solutions)
Paper
U.S. NRC Staff's Focus to Expand the Use of Risk-Informed Approaches to Address Digital Instrumentation and Controls Common-Cause Failures
1:25–1:50PM EDT
Samir Darbali (U.S. Nuclear Regulatory Commission), Steven Alferink (U.S. Nuclear Regulatory Commission), Norbert Carte (U.S. Nuclear Regulatory Commission)
Best Estimate and Uncertainty Analysis for Safety Analysis and Plant Margins
1:50–2:15PM EDT
K. Ivanov (NINE), M. Avramova (NINE), M. Modro (NINE), M. Cherubini (NINE), A. Petruzzi (NINE), Edward L. (Ted) Quinn (Paragon Energy Solutions)
An Approach to Modeling Postulated Software Common Cause Failures of Diverse Digital Instrumentation and Control Systems
2:15–2:40PM EDT
Tate Shorthill (Univ. Pittsburgh), Han Bao (INL), Edward Chen (NCSU), Sai Zhang (INL), Heng Ban (Univ. Pittsburgh)
