Overall technical development supervisor: Thielemans, Kris

See the CITATION.cff file for programmers, ordered roughly in order of number of lines surviving in the code (with the caveat that we cannot properly count contributions from during PARAPET days due to a problem when translating between CVS and git).

contributions since the PARAPET EU project (April 2000)

See also the contrib sub-directory available in the documentation zip file.

Overall technical development supervisor: Thielemans, Kris

Institutions/individuals contributing (ordered roughly chronologically):

1.  Medical Research Council (MRC), Cyclotron Unit
   London, UK
   (1/4/2000 - 13/02/2001)
   Thielemans, Kris 

2. Imaging Research Solutions Ltd (later called Hammersmith Imanet Ltd)
   London UK   
   (14/02/2001 - 30/06/2011 )
   Thielemans, Kris 
   Mustafovic, Sanida
   Tsoumpas, Charalampos
   Kerrouche, Nacer
   Borgeaud, Timothy

3. Imperial College London and Medical Research Council
   London UK
   Mustafovic, Sanida (2000 - 2003)
   Tsoumpas, Charalampos (2004 - 2008) 

4. National Technical University of Athens, Greece
   (2005-2007)
   Basic support for SimSET, single scatter implementation, B-splines
   Tsoumpas, Charalampos
   Dikaios, Nikolaos 
   supervisors Nikita, Konstantina and Thielemans, Kris 

5. Univ of Barcelona, Spain
   (2005)
   Basic support for SimSET, testing of single scatter implementation
   Aguiar, Pablo
   supervisors Ros, Domenec and Thielemans, Kris 

6. Memorial Sloan-Kettering Cancer Center
   (2005)
   Updates to the Shape3D hierarchy 
   Schmidtlein, C. Ross
   Kirov, Assen S 

7. Univ of Paderborn, Germany
   (2007)
   Initial version for parallelisation of OSMAPOSL using MPI
   Beisel, Tobias
   supervisor Lietsch, Stefan and Thielemans, Kris 

8. Algorithms and Software Consulting Ltd, UK
   (2011-2024)
   General maintenance, swig updates for Python support
   Thielemans, Kris

9. King's College London, UK
   (2013)
   Initial version for motion utilities including motion-corrected reconstruction from gated data
   Some additional IO
   Tsoumpas, Charalampos

10. University of Barcelona, Spain
   (2013)
   SPECT projector matrix 
   Falcón, Carlés

11. Institute for Bioengineering of Catalonia, Spain
    (2013)
    Integration of SPECT UB code into STIR, SPECT Interfile IO, ITK IO.
    Martí Fuster, Berta

12. University of Hull, UK
    (2017-2019)
    scatter updates, list mode reconstruction, ROOT support etc
    Efthimiou, Nikos

13. CSIRO AeHRC
    patient orientation and  geometrical support, HKEM improvements
    Gillman, Ashley

14. University of Leeds, UK
    HKEM implementation, support for GE Signa PET/MR, improvements "blocks on cylindrical"
    Deidda, Daniel
    Wadhwa, Palak
    Dao, Viet Ahn

15. ETH Zurich, Switserland
    SAFIR listmode file format, blocks on cylindrical and generic scanner modelling
    Fisher, Jannis
    Khateri, Parisa
    Roethlisberger, Michael

16. Positrigo, Switserland
    SWIG improvements, "blocks on cylindrical" testing and fixes
    Jehl, Markus
    Mikhaylova, Ekaterina
    Fisher, Jannis

17. National Physical Laboratory, UK
    HKEM improvements, list mode and projection functionalities for SPECT, improvements to "blocks on cylindrical",
    radionuclide database and calibration functionality
    Deidda, Daniel

18. Dalhousie University, Halifax, Canada
    pinhole SPECT integration
    Matthew Strugari

19. University of Milano-Bicocca, Italy
    Matteo Colombo

20. University College London, UK
    (2013-2025)
    scatter updates, dynamic data updates, OPENMP, PLS, RDP etc priors,
    reconstruction hierarchy, Siemens ECAT8 support, Siemens conversion scripts,
    TOF support, parallelproj integration etc
    pinhole SPECT modelling
    analytic reconstruction algorithms
    help with integration and general maintenance
    Brown, Richard
    Efthimiou, Nikos
    Biguri, Ander
    Emond, Elise
    Falcón, Carlés
    Kyriakopoulou, Dimitra
    Twyman, Robert
    Singh, Imraj
    Jurjew, Nicole
    Bertolli, Ottavia
    Tsai, Yu-jung
    Thomas, Benjamin
    Porter, Sam D.
    Rashidnasab, Alaleh
    Thielemans, Kris

Contributors during the PARAPET EU project

Institutions

1. Hammersmith Hospital - Medical Research Council (MRC)
   London, UK
   Terry SPINKS

2. Brunel University
   Department of Mathematical Sciences
   London, UK
   Gautam MITRA

3. Ospedale San Raffaele (HSR)
   Dipartemento di Scienze e Technologie Biomediche
   Milan, Italy
   Maria Carla GILARDI

4. Technion - Israel Institute of Technology
   MINERVA, Optimization Center (MOC)
   Haifa, Israel
   Aharon BEN-TAL, Roni LEVKOVITZ

5. ELGEMS Ltd.
   Haifa, Israel
   Michael WILK

6. Geneva University Hospital (HUG)
   Division of Nuclear Medicine
   Geneva, Switzerland
   Christian MOREL

7. Parsytec GmbH
   Aachen, Germany
   Arwed EXNER, Carsten RIETBROCK, Stefan KAISER, Volkmar FRIEDRICH

Programmers

	Zverovich, Alexey (Brunel)
	Zibulevsky, Michael (MOC)
	Zaidi, Habib (HUG)
	Valente, Patrick (Brunel)
	Thielemans, Kris (MRC)
	Sauge, Damien (HUG)
	Sadki, Mustapha (Brunel)
	Pagani, Elizabetta (HSR)
	Mustafovic, Sanida (MRC)
	Labbe, Claire (HUG)
	Jacobson, Matthew (MOC)
	Hague, Darren (Brunel)
	Gordon, Ekaterina (MOC)
	Belluzzo, Damiano (HSR)

Design I:

	Zibulevsky, Michael (MOC)
	Thielemans, Kris (MRC)
	de Oliveira, Cristina (MRC)
	Labbe, Claire (HUG)
	Hague, Darren (Brunel)

Design II:

	Zverovich, Alexey (Brunel)
	Thielemans, Kris (MRC, IRSL) 
	Sadki, Mustapha (Brunel)
	Mustafovic, Sanida (MRC, IRSL)
	Jacobson, Matthew (MOC)

Institutions/individuals who contributed code before the PARAPET EU project

1. University of Lausanne, Switserland
   Matthias Egger, Christian Morel
   Incremental interpolating backprojector, ray-tracing forward projector,
   Colsher filter for 3DRP, FORE

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