Encrypted | Login

Therapy Physics Committee (TPC)

AAPM Members, Affiliates and Non-Member Affiliates - Login for access to additional information


The Therapy Physics Committee (TPC) is a committee of the Science Council and has direct authority and responsibility over all AAPM scientific activities pertaining to radiation therapy physics. The Therapy Physics Committee will achieve the following broad goals primarily through its Subcommittees, Working Groups and Task Groups.

  1. Improve the accuracy and consistency of radiation therapy and other medical interventions through development and publication of scientific, technical and educational documents.
  2. Improve therapeutic medical interventions through research in medical physics and promote scientific research in therapy applications of medical physics within AAPM.
  3. Provide guidance to outside agencies and organizations relative to the scientific and clinical interests of AAPM membership.
  4. Remain aware of developments from and collaborate with outside organizations.

Bylaws:Not Referenced.Rules: 3.8.1
Approved Date(s)n/a
Committee Keywords: TPC

Jean Moran
Committee Chair

2019 Roster

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

=complete and up-to-date, =incomplete conflict of interest statement.
VOTING AppointmentsThere are 20 voting members.

up-to-dateIndrin J. Chetty, PhD

1/1/2017 - 12/31/2019 Member

up-to-dateJeffrey T. Colvin, MS

1/1/2018 - 12/31/2020 Chair,  Radiological Protection Subcommittee (ex officio)

up-to-dateSonja Dieterich, PhD

1/1/2018 - 12/31/2020 Committee Vice Chair

up-to-dateDavid S. Followill, PhD

1/1/2011 - 12/31/2019 Liaison - The Imaging and Radiation Oncology Core (IROC) Group (ex officio)

up-to-dateGeoffrey D. Hugo, PhD

1/1/2018 - 12/31/2020 Chair,  Therapy Imaging Subcommittee (ex officio)

up-to-dateAndrew Jackson, PhD

1/1/2017 - 12/31/2019 Chair,  Biological Effects Subcommittee (ex officio)

up-to-dateRobert Jeraj, PhD

1/1/2016 - 12/31/2021 Liaison - Research Committee

up-to-dateGrace Gwe-Ya Kim, PhD

1/1/2019 - 12/31/2021 Member

up-to-dateSiyong Kim, PhD

1/1/2019 - 12/31/2021 Chair,  Treatment Delivery Subcommittee (ex officio)

up-to-dateStephen F. Kry, PhD

4/22/2019 - 12/31/2021 Member

up-to-dateKatja M. Langen, PhD

1/1/2018 - 12/31/2020 Member

up-to-dateMoyed Miften, PhD

1/1/2014 - 12/31/2019 Chair,  Radiation Dosimetry & Treatment Planning Subcommittee (ex officio)

up-to-dateJean M. Moran Ph.D., PhD

1/1/2018 - 12/31/2020 Committee Chair

up-to-dateFiras Mourtada, PhD

1/1/2019 - 12/31/2021 Member

up-to-dateZoubir Ouhib, MS

1/1/2018 - 12/31/2020 Chair,  Brachytherapy Subcommittee (ex officio)

up-to-dateJan P. Seuntjens, PhD

1/1/2017 - 12/31/2019 Member

up-to-dateRobin L. Stern, PhD

1/1/2015 - 12/31/2020 Chair,  Quality Assurance and Outcome Improvement Subcommittee (ex officio)

up-to-dateBruce R. Thomadsen, PhD

4/11/2018 - 12/31/2020 Member

up-to-dateRowan M. Thomson, PhD

1/1/2019 - 12/31/2021 Member

up-to-dateRonald E. Tosh, PhD

1/1/2016 - 12/31/2021 Chair,  Calibration Laboratory Accreditation Subcommittee (ex officio)
NON-VOTING AppointmentsThere are 14 non-voting members and guests.

up-to-dateMaryann O. Ayoade, MS

1/1/2015 - 12/31/2020 Liaison - NRC Representative (nonvoting)

up-to-dateJacek Capala, PhD

3/22/2012 - 12/31/2020 Liaison - NCI (ex officio, nonvoting)

up-to-dateAlan B. Cohen, MS

1/1/2017 - 12/31/2019 Liaison - IEC (ex officio, nonvoting)

up-to-dateEric C. Ford, PhD

1/1/2019 - 12/31/2019 Guest (nonvoting)

up-to-dateRobert F. Hobbs, PhD

1/1/2019 - 12/31/2019 Guest (nonvoting)

up-to-dateM. Saiful Huq, PhD

4/2/2019 - 12/31/2019 Guest (nonvoting)

up-to-dateElizabeth Huynh, PhD

1/1/2018 - 12/31/2019 Guest - Jean Moran's SCAMP Mentee (nonvoting)

up-to-dateCharles S. Mayo, PhD

1/1/2019 - 12/31/2019 Guest (nonvoting)

up-to-dateCynthia H. McCollough, PhD

1/1/2019 - 12/31/2019 President (ex officio, nonvoting)

up-to-dateMichael G. Mitch, PhD

3/2/2010 - 12/31/2019 Liaison - National Institute of Standards & Technology (ex officio, nonvoting)

up-to-dateSarah E. Quirk, PhD

1/1/2019 - 12/31/2019 Guest (nonvoting)

up-to-dateLeah K. Schubert, PhD

9/30/2019 - 12/31/2019 Guest (nonvoting)

up-to-dateDeborah G. van der Merwe, PhD

3/26/2018 - 12/31/2020 Liaison - IAEA (nonvoting)

up-to-dateYing Xiao, PhD

7/3/2014 - 12/31/2022 Liaison - NRG (ex officio, nonvoting)
STAFF Appointed to CommitteeThere are 2 staff.

up-to-dateShayna Knazik, BA

12/24/2014 - 12/31/2037 Programs Manager (ex officio, nonvoting)

up-to-dateJill Moton

5/24/2019 - 12/31/2037 Programs Manager (ex officio, nonvoting)

Individual Appointments
the individuals listed below report to, but are not necessarily members of, this committee as individual appointments
Miften, Moyed  - [conflict of interest information]       [Individual appointment reports summary]
     1/1/2015-12/31/2019 Representative- Therapy, Imaging and Radiation Oncology Core
Ibbott, Geoffrey S.  - [conflict of interest information]       [Individual appointment reports summary]
     1/1/2005-12/31/2019 Delegate to IEC 62 C (USNC), International Electrotechnical Commission
Pawlicki, Todd  - [conflict of interest information]       [Individual appointment reports summary]
     6/19/2015-12/31/2019 Radiation Oncology Safety Committee, European Society for Therapeutic Radiology and Oncology
Rivard, Mark J.  - [conflict of interest information]       [Individual appointment reports summary]
     1/1/2008-12/31/2019 Brachytherapy Physics Representative, European Society for Therapeutic Radiology and Oncology