| Name | Committee Code | Committee Description | Council/BRD | Member From | Member To | Comments | Voting | Function |
| William T. Hrinivich, PhD | MPPG24 | MPPG 24: Physics Aspects of Proton Radiotherapy | PC | 5/3/2026 | 12/31/2028 | Y | Chair |
| Name | Committee Code | Committee Description | Council/BRD | Member From | Member To | Comments | Voting | Function |
| William T. Hrinivich, PhD | MPPG24 | MPPG 24: Physics Aspects of Proton Radiotherapy | PC | 5/3/2026 | 12/31/2028 | Y | Chair |