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Working Group on Particle Therapy Delivery and Practice (WGPDP) AAPM Members, Affiliates and Non-Member Affiliates - Login for access to additional information Activities Collect, analyze, and distribute data on practice patterns related to the clinical operations of particle therapy centers. Develop, organize, and promote the effective use of particle therapy delivery processes and techniques. Facilitate learning opportunities that focus on procedures, workflows, and strategies for particle therapy delivery and practice. Enhance communication and coordination between particle therapy centers focused on establishing best practices related to particle therapy operations and treatment. By-Laws: Not Referenced.Rules: Not Referenced. Standing? This is not a standing committee. Approved Date(s): 3/14/2025 Committee Keywords: No Keywords Entered Board of Directors Science Council Therapy Physics Cmte  [Status] Particle Therapy SC  [Status] Working Group on Particle Therapy Delivery and Practice  [Status] TG418: Recommendations on medical physics aspects of proton therapy  [Status] TG441 - CT based Adaptive Proton Therapy (APT): Guidelines for cli  [Status] » Conflict of Interest report for WGPDP » Status Reports for Task Groups - AC | EC | IC | PC | SC | Board Committees | All

Chair Perry Johnson Workgroup Chair

2026 Roster

(dates shown below are start and end dates of position.)

= complete and up-to-date
= up-to-date but expires soon
= incomplete or out of date conflict of interest statement.

VOTING Appointments

There are 13 voting members.

Ozgur Ates, PhD 7/17/2025 - 12/31/2027 Member	Chang Chang, PhD 3/18/2025 - 12/31/2027 Member
Edgar Gelover, PhD 3/18/2025 - 12/31/2027 Member	Perry B. Johnson, PhD 3/18/2025 - 12/31/2027 Workgroup Chair
Jon J. Kruse, PhD 3/18/2025 - 12/31/2027 Member	Eunsin Lee, PhD 7/17/2025 - 12/31/2027 Member
Yuting Li, PhD 3/18/2025 - 12/31/2027 Member	Stephen L. Mahan, PhD 7/17/2025 - 12/31/2027 Member
Shannon E. O'Reilly, PhD 3/18/2025 - 12/31/2027 Member	Mark Pankuch, PhD 3/18/2025 - 12/31/2027 Work Group Vice Chair
Robabeh Rahimi, PhD 3/18/2025 - 12/31/2027 Member	Alexei V. Trofimov, PhD 3/18/2025 - 12/31/2027 Chair,  Task Group No. 418: Recommendations on medical physics aspects of proton therapy (ex officio)
Xiao Wang, PhD 7/17/2025 - 12/31/2027 Member

NON-VOTING Appointments

There are 2 non-voting members and guests.

Camilo M. Correa Alfonso, PhD, MS 10/3/2025 - 12/31/2026 Guest (nonvoting)

Jun Zhou, PhD 10/8/2025 - 12/31/2026 Guest (nonvoting)

HQ Team Appointed to Committee

There are 0 staff.

See connections to Working Group on Particle Therapy Delivery and Practice (WGPDP)

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