Organization

Organizational Chart

Management

  • Spokesperson: Karim Trabelsi (June 2023 - June 2025)
  • Deputy Spokesperson: Peter Krizan 
  • Project manager: Yutaka Ushiroda
  • Financial officer: Shohei Nishida

Executive Board

  • Chair: John Michael Roney
  • Ex-officio Members: Spokesperson, Deputy Spokesperson, Project manager, Financial Officer, IB Chair, Deputy IB Chair, Technical Coordinator, Deputy Technical Coordinator, Physics Coordinator, Past Physics Coordinators, Performance Group Coordinator, Computing Coordinator, Software Coordinator, Data Production Coordinator, Operations Coordinator, Deputy Operations Coordinator, Computing Steering Group Chair, and Upgrade Coordinator
  • Members: Martin Sevior, Christoph Schwanda, John Mike Roney (Chair), Xiaolong Wang, Zdenek Dolezal, Justin Serrano, Thomas Kuhr, Gagan Mohanty, Ezio Torassa, Kiyoshi Hayasaka, Takeo Higuchi, Doris Kim, Luis Manuel Pedro Podesta Ierma, Andrzej Bozek, Paoti Chang, Alexander Bondar, David Jaffe, Thomas Browder, Makoto Tobiyama, Peter Krizan
  • Observers: Kazuro Furukawa, Yukiyoshi Ohnishi, Yoshihiro Funakoshi, Yosuke Suetsugu, Akio Morita, Kazunori Akai

Financial Board

  • Chair: Shohei Nishida 
  • Members: Wan Abdullah, Hiroaki Aihara, Volodymyr Aushev, Rachid Ayad, Adrian Bevan, Bipul Bhuyan, Andrzej Bozek, Thomas Browder, Eduard Cruz Burelo, Paoti Chang, Zdenek Dolezal, Chris Hearty, Gevorg Karyan, David Jaffe, Doris Kim, Peter Krizan, Thomas Kuhr, Giampiero Mancinelle, Calos Marinas, Hans Guenther Moser, Anhky Nguyen, Carsten Niebuhr, Pavel Pakhlov, Antonio Passeri, Karin Schonning, Christoph Schwanda, Martin Sevior, Abner Soffer, Udomrat Tippawan, Wenbiao Yan, Mehmet Zeyrek

Computing Steering Group

  • Chair: Jake Bennett 
  • Deputy: 
  • Members: Fabrizio Bianchi (Italian sites), Andreas Gellrich (DESY), Paul Laycock (BNL), Tomoaki Nakamura (KEK CRC), Andreas Petzold (KIT), Randy Sobie (Canadian sites), Karim Trabelsi (France), Marko Bracko (Slovenia), Eduard de la Cruz Burelo (Mexico), Anjan Giri (India), Kiyoshi Hayasaka (Universities of Japan), Kunxian Huang (Taiwan), Kihyeon Cho (Korea), Peter Kodys (Czech Republic), Pavel Krokovny (Russia), Martin Sevior (Australia), Ran Du (China)

Physics

  • Physics coordinator: James Frederick Libby  (Aug. 31, 2023 - Aug. 31, 2025), Deputy: Shohei Nishida 
  • Semileptonic and leptonic: Markus Prim, Lu Cao
  • Radiative and electroweak penguin: Sasha Glazov, Slavomira Stefkova
  • Time-dependent CP violation: Thibaud Humair, Michele Veronesi
  • Hadronic B: Mirco Dorigo, Luka Santelj
  • Charm: Michel Bertemes, Jake Bennett
  • Quarkonium: Roman Mizuk, Sen Jia
  • Dark sector and low multiplicity: Luigi Corona, Christopher Hearty
  • Tau: Laura Zani, Soeren Prell
  • HLT/Trigger menu: Christopher Hearty
  • Physics modeling/Generators: Swagato Banerjee, Niharika Rout

Performance

  • Performance coordinator: Angelo Di Canto
  • Performance coordinator deputy: Petar Rados

Performance + Software

  • Charged particle ID: Alessandro Gaz, Stefan Wallner
  • Neutrals: Eldar Ganiev, Daniel Pitzl
  • Tracking and vertexing: Giulia Casarosa, Thomas Lueck
  • Trigger and event properties: Marcello Campajola, Radek Zlebcik
  • Analysis tools: Vidya Vobbilisetti, Sviatoslav Bilokin

Software

  • Software coordinator: Frank Meier
  • Software coordinator deputy: Giacomo De Pietro
  • Framework and infrastructure: Thomas Kuhr
  • Simulation: Doris Kim
  • Documentation and training: Priyanka Cheema
  • Database: John Steven De Stefano and Ruslan Mashinistov
  • Timing and event T0: Christian Wessel
  • Online integration: Seokhee Park
  • Minor Release Manager: Tommy Lam

Computing

  • Computing coordinator: Ikuo Ueda
  • Computing coordinator deputy: Michel Hernandez Villanueva, Cedric Serfon
  • Distributed computing architecture: Ikuo Ueda
    • Production system: Hideki Miyake
    • DDM: Ruslan Mashinistov
    • Monitor : Kiyoshi Hayasaka
    • End-user client tools: Michel Hernandez Villanueva
  • Core computing: Takanori Hara
  • Infrastructure (network + sites): Silvio Pardi
  • User analysis: Michel Hernandez Villanueva
  • Data production technical manager: Hiroaki Ono

Data Production

  • Data production coordinator: Stefano Lacaprara
  • Data production deputy: Giulio Dujany
  • Data processing manager: Pere Gironella, Shun Watanuki (deputy)
  • MC processing manager: Giovanni Gaudino, Gaurav Sharma (deputy)
  • Skim manager: Bianca Scavino, Valerio Bertacchi (development) , Shanette De La Motte (operation)
  • Calibration manager: Renu Garg, Michael De Nuccio (deputy), Umberto Tamponi (deputy)
  • Operation manager: Giulio Dujany

Upgrade

  • Coordinator: Francesco Forti 
  • Physics performance working group: Alessandro Gaz
  • MDI working group: Hiro Nakayama, Andrii Natochi
  • Inner detector working group: Carlos Marinas
  • Outer detector working group: Keisuke Yoshihara
  • Beam polarization upgrade working group: John Michael Roney

MDI

  • Coordinator: Hiroyuki Nakayama, Takuya Ishibashi and Naoko Iida (deputies from machine)
  • BKG: Andrii Natochii, Hiroyuki Nakayama (deputy)
  • Beam loss monitor: Kenta Uno 

Operations

  • Run coordinator: Matsuoka Kodai
  • Deputy run coordinator: Pavel Krokovny, Kenta Uno
  • Shifts manager: Alessandro Calcaterra 
  • Collimator Team: Isamu Nakamura

Technical

  • Technical coordinator: Carlos Marinas
  • Technical coordinator deputy: Katsuro Nakamura 
  • Integration leaders: Ichiro Adachi (outer), Shuji Tanaka (inner)
  • PXD: Botho Paschen, Bjorn Spruck (deputy), Shuji Tanaka (liaison), Yubo Han (software/performance)
  • SVD: Giuliana Rizzo, Kookhyun Kang (deputy), Koji Hara (liaison), Luigi Corona (software/performance)
  • BP:  Hiroyuki Nakayama, Dmitri Liventsev (software)
  • CDC: Nanae Taniguchi, Sasha Glazov (software/performance)
  • TOP: Kenji Inami, Martin Bessner, Marko Staric (software/performance), Kodai Matsuoka (liaison)
  • ARICH: Shohei Nishida, Samo Korpar, Luka Stanelj (software/performance)
  • ECL: Alexander Kuzmin, Isamu Nakamura (liaison), Kenkichi Miyabayashi (software/performance)
  • KLM: Leo Piilonen, Pavel Pakhlov, Soeren Prell, Kazutaka Sumisawa (liaison), Leo Piilonen (software), Soeren Prell (performance)
  • TRG: Taichiro Koga (All, CDC, GRL), Yuji Unno (ECL), Vladimir Savinov (TOP), Kurtis Nishimura (KLM), Hideyuki Nakazawa (GDL)
  • DAQ: Saturo Yamada, Ryosuke Itoh (software/performance)
  • STR: Ichiro Adachi

Collaboration Boards and Committees

Institutional Board

  • Chair: Doris Yangsoo Kim (June 2024)
  • Deputy chair: Thomas Kuhr (June 2024)
  • Members: institutional representatives

Speakers Committee

  • Chair: Sven Einar Vahsen  (October 2024)
  • Deputy: Isabelle Ripp-Baudot  (October 2024)
  • Members: Seema Bahinipati, James Cochran, Kiyoshi Hayasaka, David Jaffe, Alex Kuzmin, Chunhua Li, Hans-Günther Moser, Roberto Mussa, Steven Robertson, Jing-Ge Shiu, Kerstin Tackmann, Ezio Torassa, Andreas Warburton

Publications Committee

  • Chair: Thomas Browder (June 2023)
  • Members: Swagato Benerjee, Adrian Bevan, Fabrizio Bianchi, Chunhui Chen, Daniel Greenwald, Gianluca Inguglia, Robert Kowalewski, Youngjoon Kwon, Gagan Mohanty, Shohei Nishida (Deputy Chair), Armine Rostomyan, Maria Rozanska, Yoshihide Sakai, Karin Schönning, Phillip Urquijo, Bruce Yabsley, John Yelton

Outreach Committee

  • Chair: Todd Pedlar, Rok Pestotnik, Makoto Takizawa (deputy)
  • Social Media: Matthew Barrett, Zachary Liptak
  • IPPOG, Master Classes: Rok Pestotnik
  • Japanese language outreach: Makoto Takizawa

Diversity Officers

  • Chair: Emi Kou (October 2024),  Abner Soffer (October 2025)

Upgrade Advisory Committee

  • Chair: Peter Krizan 
  • Members: Thomas Browder, Livio Lanceri,  Carsten Niebuhr, Uno Shoji, Eunil Won

Collaborative Tools Committee

  • Chairs: Andreas Gellrich, Karim Trabelsi