TOPAS-nBio
The TOPAS-nBio team started working in 2014. We started with a small team:
From left to right: Kathy Held (MGH), Jose Ramos (UCSF), Aimee McNamara (MGH), Joseph Perl (SLAC), Jan Schuemann (MGH), Harald Paganetti (MGH), Bruce Faddegon (UCSF).
Not on this photo:
Dohyeon Yoo and Alejandro Bertolet joined the team at MGH.
Collaborators:
University of Manchester:
Mike Merchant, John Warmenhoven, Nick Henthorn, Sam Ingram, Karen Kirkby
https://www.bmh.manchester.ac.uk/research/domains/cancer/proton
Queens University of Belfast
Stephen McMahon
Alumni (at MGH):
Hongyu Zhu (Sun Yat-sen University Cancer Center, Guangzhou)
Alexander Klapproth (Helmholtz Zentrum, München)
John Warmenhoven (University of Manchester)
Nick Henthorn (University of Manchester)
FLASH-RT
The team working on proton FLASH radiation therapy includes:
From left to right: Ethan Cascio, Emma Yang, Jan Schuemann, Leo Gerweck, Aimee McNamara, Qixian Zhang (all MGH).
Alejandro Bertolet 
Konrad Nestuk
Additional contributions from:
Peigen Huang (MGH)
Jay Flanz (MGH)
Bernie Gotschalk (MGH)
Helen Shih (MGH)
Jule Daartz (MGH)
Stephen Bradley (MGH)
Chenming Li ()
Wonmo Sung (Korea)
Alejandro Bertolet (MGH)
Konrad Nesteruk (MGH)