Physics working groups  
Jan-24
    Now 01.01.2024 01.01.2023 01.01.2022 01.01.2021  01.01.2020 01.01.2019 01.01.2018 01.01.2017 01.01.2016  01.01.2015 01.01.2014 01.01.13 01.01.12 01.01.11    
Physics Coordinators  Frederic Blanc Yasmine Amhis Yasmine Amhis Niels Tuning Niels Tuning Matt Charles Matt Charles Marie-Helene Schune Vincenzo Vagnoni Vincenzo Vagnoni Patrick Koppenburg Patrick Koppenburg Tim Gershon Tim Gershon Guy Wilkinson
(Marc-Olivier Bettler - Vincenzo Vagnoni )
  Deputy Physics Coordinator Maria Vieites Diaz Carla Gobel Burlamaqui de Mello Carla Gobel Burlamaqui de Mello Marco Pappagallo Marco Pappagallo Johannes Albrecht Johannes Albrecht Johannes Albrecht Vladimir Gligorov Vladimir Gligorov Vincenzo Vagnoni Vincenzo Vagnoni Patrick Koppenburg Patrick Koppenburg Thomas Ruf
Marc-Olivier Bettler
 WG  Sub-WG                           
QCD, Electroweak and Exotica   Andrii Usachov Andrii Usachov Federico Leo Redi Federico Leo Redi Carlos Vazquez Sierra Carlos Vazquez Sierra Olli Lupton Stephen Farry Xabier Cid Vidal Xabier Cid Vidal Wouter Hulsbergen Dyma Voyanskyy Katharina Müller Victor Coco Nick Brook
    Hang Yin Hang Yin Lorenzo Sestini Lorenzo Sestini Lorenzo Sestini Olli Lupton Stephen Farry Xabier Cid Vidal Will Barter Philp Ilten Philp Ilten Katharina Müller Victor Coco Nick Brook
              Stephen Farry Will Barter Will Barter         Tara Shears Tara Shears
  Soft QCD and Central Exclusive Production     Daniel Johnson Hengne Li Hengne Li Charlotte van Hulse Ronan McNulty Alex Grecu  Alex Grecu  Marcin Kucharczyk Marcin Kucharczyk Michael Schmelling Michael Schmelling Raluca Muresan Raluca Muresan
(Moved to IFT in 2023)       Daniel Johnson Albert Bursche Albert Bursche Alex Grecu Alex Grecu Florin Maciuc Florin Maciuc Michael Schmelling
              Daniel Johnson Daniel Johnson      
Fundamental SM interactions Nathan Grieser Nathan Grieser Miguel Ramos Pernas Mika Vesterinen Mika Vesterinen Hang Yin Hang Yin Hang Yin Hang Yin Will Barter Will Barter Stephen Farry Jonathan Anderson Jonathan Anderson Tara Shears
(formerly Electroweak and Top Physics, name changed in 2023) Ezra Lesser Menglin Xu Menglin Xu Miguel Ramos Pernas Stephen Farry  Stephen Farry Philip Ilten Simone Bifani Simone Bifani Matt Needham
Beyond SM searches Adrian Casais Vidal Adrian Casais Vidal Andrii Usachov Andrii Usachov Federico Leo Redi Carlos Vazquez Sierra   Carlos Vazquez Sierra Lorenzo Sestini  Cedric Potterat Murilo Rangel Murilo Rangel Murilo Rangel Clara Matteuzzi Clara Matteuzzi Clara Matteuzzi
(formerly Exotica and Higgs Physics, name changed in 2023)  Federico Leo Redi Lorenzo Sestini Martino Borsato Martino Borsato Xabier Cid Vidal Stéphane Tourneur Stéphane Tourneur
Trigger, offline processing, and jets Group Davide Zuliani Davide Zuliani Sookhyun Lee Sookhyun Lee Lorenzo Sestini Oscar Francisco Oscar Francisco Oscar Francisco Oscar Francisco  Oscar Francisco Cédric Potterat Cédric Potterat Murilo Rangel Murilo Rangel Victor Coco
Ross Hunter Ross Hunter Cédric Potterat Victor Coco
B hadrons and Quarkonia   Mengzhen Wang Mengzhen Wang Mengzhen Wang Liupan An Liupan An Ivan Polyakov Ivan Polyakov Yanxi Zhang Lucio Anderlini Lucio Anderlini Zhenwei Yang Marco Pappagallo Vanya Belyaev Giulia Manca  
Lorenzo Capriotti Lorenzo Capriotti Lorenzo Capriotti Giovanni Cavallero Giovanni Cavallero Jibo He Jibo He Lucio Anderlini Sebastian Neubert  Zhenwei Yang Marco Pappagallo Vanya Belyaev Giulia Manca
            Yanxi Zhang Sebastian Neubert          
            Lucio Anderlini            
  Production, polarization and spectroscopy
(sub-WG unified in 2020)
Zan Ren Dmitrii Pereima  Dmitrii Pereima  Dmitrii Pereima  Dmitrii Pereima  Liupan An Liupan An Xuhao Yuan Yanxi Zhang Lucio Anderlini Lucio Anderlini Zhenwei Yang Zhenwei Yang Vanya Belyaev  
Elisabetta Spadaro Norella Elisabetta Spadaro Norella Elisabetta Spadaro Norella Lorenzo Capriotti Lorenzo Capriotti Lorenzo Capriotti Dan Craik Dan Craik Daria Savrina Yiming Li Yiming Li Yiming Li Michal Kreps Jibo He  
Daria Savrina
              Xuhao Yuan              
Run 3 preparation and early measurements Zehua Xu Zehua Xu Zehua Xu Mengzhen Wang  Mengzhen Wang  Giovanni Cavallero                   
Charm physics   Tommaso Pajero Tommaso Pajero Dominik Mitzel Dominik Mitzel Michael J. Morello Michael J. Morello Mark Williams Maurizio Martinelli Patrick Spradlin Angelo Di Canto Angelo Di Canto Carla Göbel Marco Gersabeck Mat Charles Walter Bonivento
Federico Betti Federico Betti Marianna Fontana Marianna Fontana Marianna Fontana Mark Williams Maurizio Martinelli Andrea Contu Andrea Contu  Patrick Spradlin Carla Göbel Marco Gersabeck Mat Charles Walter Bonivento
          Maurizio Martinelli Andrea Contu              
  Production and Decay Properties Ao Xu Ao Xu Ao Xu Louis Henry Louis Henry Louis Henry Tim Evans Evelina Gersabeck Evelina Gersabeck Evelina Gersabeck Patrick Spradlin Patrick Spradlin Patrick Spradlin Patrick Spradlin Patrick Spradlin
(formerly Production and Spectroscopy, name changed 2016) Federica Oliva Federica Oliva Mikhail Mikhasenko Marian Stahl Tim Evans  Tim Evans  Aleksei Dziuba Aleksei Dziuba Aleksei Dziuba Paras Naik Paras Naik Mat Charles Mat Charles
            Alex Pearce Alex Pearce Alex Pearce          
Rare Decays Serena Maccolini Serena Maccolini Serena Maccolini Tara Nanut Dominik Mitzel Dominik Mitzel Dominik Mitzel Marianna Fontana Marianna Fontana  Benoît Viaud Benoît Viaud Benoît Viaud Benoît Viaud Benoît Viaud Walter Bonivento
Marianna Fontana Andrea Contu Andrea Contu Andrea Contu Walter Bonivento
Mixing and CP violation Laurent Dufour Giulia Tuci Giulia Tuci Federico Betti Federico Betti Federico Betti Fabio Ferrari Mark Williams Mark Williams Maurizio Martinelli Silvia Borghi Silvia Borghi Joerg Marks Marco Gersabeck Joerg Marks
Roberto Ribatti  Laurent Dufour Daniel Cervenkov Tommaso Pajero Fabio Ferrari  Fabio Ferrari  Adam Davis Adam Davis Maurizio Martinelli Denis Derkach Denis Derkach Angelo Di Canto Carla Gobel Joerg Marks Mat Charles
    Laurent Dufour     Adam Davis                  
Rare decays   Ulrich Egede Ulrich Egede Eluned Smith Eluned Smith Paula Alvarez Cartelle Paula Alvarez Cartelle Flavio Archilli Simone Bifani Albert Puig Marc-Olivier Bettler Marc-Olivier Bettler Tom Blake Gaia Lanfranchi Mitesh Patel Frederic Teubert
Renato Quagliani Renato Quagliani Matteo Rama Matteo Rama Matteo Rama Flavio Archilli Simone Bifani Albert Puig Christoph Langenbruch Albert Puig Tom Blake Gaia Lanfranchi Mitesh Patel Frederic Teubert
          Simone Bifani Christoph Langenbruch Christoph Langenbruch            
  Very rare decays Fernando Abudinen Harry Cliff Harry Cliff Harry Cliff Marco Santimaria Siim Tolk Siim Tolk Siim Tolk Ricardo Vazquez Francesco Dettori Francesco Dettori Francesco Dettori Johannes Albrecht Johannes Albrecht Gaia Lanfranchi
Jacco Andreas de Vries Jacco Andreas de Vries Jacco Andreas de Vries Titus Mombächer  Mick Mulder Guido Andreassi Luca Pescatore Luca Pescatore Jessica Prisciandaro Flavio Archilli Flavio Archilli Marc-Olivier Bettler Marco Palutan Marco Palutan Jose Angel Hernando Morata
          Marco Santimaria Marco Santimaria                
          Mick Mulder                  
Electroweak penguins Andrea Mauri Vitalii Lisovskyi Vitalii Lisovskyi Vitalii Lisovskyi Eluned Smith Eluned Smith Eluned Smith Yasmine Amhis Paula Alvarez Christoph Langenbruch Christoph Langenbruch Christoph Langenbruch Tom Blake Tom Blake Mitesh Patel
Michele Atzeni Andrea Mauri Andrea Mauri Renato Quagliani  Martino Borsato Rafael Silva Coutinho Yasmine Amhis Rafael Silva Coutinho Simone Bifani Alex Shires Kostas Petridis Kostas Petridis Nicola Serra Nicola Serra Alessia Satta
          Martino Borsato Rafael Silva Coutinho                
Radiative decays Ying-Rui Hou Biplab Dey Biplab Dey Biplab Dey Carla Marin Carla Marin Carla Marin Preema Pais Edwige Tournefier Régis Lefčvre Régis Lefčvre Régis Lefčvre Olivier Deschamps Olivier Deschamps  
Irene Bachiller Perea Irene Bachiller Perea Irene Bachiller Perea Maria Vieites Diaz  Maximilien Chefdeville Miriam Calvo Miriam Calvo Preema Pais Arantza Oyanguren Arantza Oyanguren Albert Puig Miriam Calvo Miriam Calvo
          Maximilien Chefdeville Preema Pais            
B decays to Charmonia   Melissa Cruz Torres Melissa Cruz Torres Stefano Perazzini Stefano Perazzini Diego Martinez Santos Diego Martinez Santos Sevda Esen Veronika Chobanova Liming Zhang Yasmine Amhis Yasmine Amhis Yuehong Xie Diego Martinez-Santos Greig Cowan Stephanie Hansmann-Menzemer
Ozlem Ozcelik Ozlem Ozcelik Peilian Li Peilian Li Miriam Lucio Martinez Sevda Esen Veronika Chobanova Liming Zhang Francesca Dordei  Liming Zhang Yuehong Xie Diego Martinez-Santos Greig Cowan Stephanie Hansmann-Menzemer Olivier Leroy
          Veronika Chobanova Francesca Dordei Francesca Dordei              
  Time dependent (discontinued)                       Yuehong Xie Yuehong Xie    
Greig Cowan Greig Cowan
Time independent (discontinued)                       Diego Martinez-Santos Diego Martinez-Santos    
Liming Zhang Liming Zhang
CP Tools and techniques (discontinued)                 Veronika Chobanova Francesca Dordei   Pete Clarke Pete Clarke    
Sevda Esen  Sevda Esen Yasmine Amhis Yasmine Amhis
B decays to Open Charm   Resmi Puthumanaillam Resmi Puthumanaillam Tim Evans Tim Evans Nathan Jurik Nathan Jurik Agnieszka Dziurda Mark Whitehead Conor Fitzpatrick Sneha Malde Sneha Malde Moritz Karbach Anton Poluektov Vava Gligorov Marta Calvi
Wenbin Qian Wenbin Qian Paras Naik Paras Naik Paras Naik Agnieszka Dziurda Mark Whitehead Daniel Johnson Daniel Johnson Daniel Johnson Moritz Karbach Anton Poluektov Vava Gligorov Marie-Hélčne Schune
        Agnieszka Dziurda Mark Whitehead Matt Kenzie Matt Kenzie Matt Kenzie Conor Fitzpatrick        
  B2oc Common Tools & Systematics Alex Gilman Alex Gilman Alex Gilman Sophie Hollitt Sophie Hollitt Nathan Jurik Nathan Jurik Nathan Jurik Alessandro Bertolin Paolo Gandini Chris Thomas Chris Thomas Chris Thomas    
Alessandro Bertolin Daniel Johnson Stefania Ricciardi Stefania Ricciardi Stefania Ricciardi
  Matt Kenzie      
B2oc Amplitude Analysis / Daniel Craik Chen Chen Chen Chen Chen Chen Paras Naik Paras Naik Jeremy Dalseno Jeremy Dalseno Jeremy Dalseno Wenbin Qian Jonas Rademacker Jonas Rademacker Jonas Rademacker Steve Blusk  
B→many tracks Jonas Rademacker  Susan Haines Susan Haines Susan Haines Mark Whitehead Mark Whitehead Mike Williams Mike Williams Mike Williams
B2oc Time Dependent Aidan Wiederhold Arnau Brossa Gonzalo Arnau Brossa Gonzalo Emmy Gabriel Emmy Gabriel Alessandro Bertolin Alessandro Bertolin Alessandro Bertolin Agnieszka Dziurda Stefano Gallorini Stefano Gallorini Manuel Schiller Moritz Karbach Eduardo Rodrigues  
      Philippe D'Argent Philippe D'Argent Agnieszka Dziurda Stefano Gallorini Agnieszka Dziurda Conor Fitzpatrick Conor Fitzpatrick Manuel Schiller Moritz Karbach
        Alessandro Bertolin Giulia Tellarini     Agnieszka Dziurda      
B2oc Time-Independent gamma                           Anton Poluektov  
(discontinued) Sneha Malde
Charmless b-hadron decays   Melissa Maria Cruz Torres Melissa Maria Cruz Torres Melissa Maria Cruz Torres Melissa Maria Cruz Torres Roberta Cardinale Roberta Cardinale Jeremy Dalseno Wenbin Qian Stefano Perazzini Thomas Latham Thomas Latham Eduardo Rodrigues Angelo Carbone Stéphane Monteil  
Ozlem Ozcelik Ozlem Ozcelik     Daniel O'Hanlon Jeremy Dalseno Wenbin Qian Stefano Perazzini Sean Benson Stefano Perazzini Eduardo Rodrigues Angelo Carbone Stéphane Monteil Vincenzo Vagnoni
          Wenbin Qian Sean Benson Sean Benson            
  Event Selection Eli Ben-Haim Eli Ben-Haim Andrea Merli Andrea Merli Jinlin Fu Jinlin Fu                  
Miroslav Saur Miroslav Saur Eli Ben-Haim Melissa Maria Cruz Torres Melissa Maria Cruz Torres Melissa Maria Cruz Torres Jinlin Fu  
Marion Lehuraux Marion Lehuraux   Eli Ben-Haim Eli Ben-Haim Eli Ben-Haim Daniel Vieira  
            Eli Ben-Haim
             
Amplitude Analysis Youhua Yang  Youhua Yang  Youhua Yang  Youhua Yang  Daniel O'Hanlon Daniel O'Hanlon Daniel O'Hanlon                
Thomas Latham Thomas Latham Alvaro Gomes Dos Santo Neto Thomas Latham Youhua Yang Thomas Latham Thomas Latham
    Thomas Latham   Thomas Latham    
Time-dependant analysis Jeremy Dalseno  Jeremy Dalseno  Jeremy Dalseno  Jeremy Dalseno  Daniel O'Hanlon Daniel O'Hanlon Markus Röhrken                
(Formerly Time-dependent and Flavour-tagging, name changed in 2021) Daniele Manuzzi Wenhua Hu Wenhua Hu Stefano Perazzini Stefano Perazzini Stefano Perazzini Stefano Perazzini
2- and 4- body decays               Daniel O'Hanlon Laurence Carson Stefano Perazzini Stefano Perazzini Stefano Perazzini Stefano Perazzini Angelo Carbone  
(discontinued) Jinlin Fu Roberta Cardinale Sean Benson  Sean Benson Sean Benson Eduardo Rodrigues Lars Eklund
  Roberta Cardinale            
3-body decays                Jeremy Dalseno Rafael Silva Coutinho Diego Milanes Diego Milanes Jussara Miranda Jussara Miranda Jussara Miranda  
(discontinued) Rafael Silva Coutinho Eli Ben-Haim Alberto Correa dos Reis Alberto Correa dos Reis Thomas Latham Thomas Latham Thomas Latham
  Eli Ben-Haim            
Semileptonic B decays   Abhijit Mathad Abhijit Mathad Marta Calvi Donal Hill Marcello Rotondo Marcello Rotondo Michel De Cian Lucia Grillo Patrick Owen Concezio Bozzi Concezio Bozzi Mika Vesterinen Jeroen van Tilburg Marina Artuso  
Anna Lupato Anna Lupato Mark Smith Mark Smith Mark Smith Michel De Cian Lucia Grillo Patrick Owen Greg Ciezarek Patrick Owen Mika Vesterinen Jeroen van Tilburg Marina Artuso Thomas Ruf
          Lucia Grillo Greg Ciezarek Greg Ciezarek            
  Semitauonic B decays Alessandra Gioventu Alessandra Gioventu Alessandra Gioventu Resmi P. Krishnankuttyelayath Julian Garcia Pardinas Julian Garcia Pardinas Antonio Romero Vidal Mark Smith Phoebe Hamilton Greg Ciezarek Greg Ciezarek        
Arnau Brossa Gonzalo  Florian Reiss Florian Reiss Florian Reiss Adam Morris Mark Smith Mark Smith Phoebe Hamilton Antonio Romero Vidal Phoebe Hamilton Phoebe Hamilton
      Alessandra Gioventu       Antonio Romero Vidal      
Exclusive semileptonic B decays Davide Fazzini  Michael Wilkinson Michael Wilkinson Michael Wilkinson Abhijit Mathad Mirco Dorigo Michel De Cian Michel De Cian Lucia Grillo Patrick Owen Patrick Owen        
& Biljana Mitreska  Blaise Delaney Blaise Delaney Blaise Delaney Anna Lupato Mirco Dorigo Mirco Dorigo Basem Khanji
CPV and mixing                 Lucia Grillo  
(groups have merged in 2020)             Basem Khanji  
            Suzanne Klaver Suzanne Klaver Suzanne Klaver Sascha Stahl            
            Sascha Stahl
Ions and Fixed Target   Saverio Mariani Saverio Mariani Jiayin Sun Jiayin Sun Jiayin Sun Yanxi Zhang Yanxi Zhang Michael Winn Giacomo Graziani Giacomo Graziani          
Thomas Boettcher Thomas Boettcher Matt Durham Matt Durham Matt Durham Benjamin Audurier Benjamin Audurier Frederic Fleuret Francesco Bossu Laure Massacrier
        Frederic Fleuret Giacomo Graziani Giacomo Graziani    
            Frederic Fleuret Francesco Bossu    
Physics Performance WG                              
Flavour Tagging   Quentin Fuhring Quentin Fuhring Claire Prouve Claire Prouve Veronika Chobanova Veronika Chobanova Manuel Schiller Manuel Schiller Basem Khanji Julian Wishahi Mirco Dorigo Mirco Dorigo Stefania Vecchi Stefania Vecchi  
Veronika Chobanova Veronika Chobanova Matthew Kenzi Basem Khanji Basem Khanji Manuel Schiller Daniel O'Hanlon Basem Khanji Simon Akar Basem Khanji Julian Wishahi
          Daniel O'Hanlon   Simon Akar      
  Run 3 software and performance Claire Prouve                         Anton Poluektov  
  Sneha Malde
Run 1-2 performance       Maarten van Veghel Maarten van Veghel Vitalii Lisovskyi Vitalii Lisovskyi Anton Poluektov Giulio Dujany Lucia Grillo Michel De Cian Michel De Cian Maurizio Martinelli Maurizio Martinelli Jeroen van Tilburg  
(Formely Tracking, Alignment,     Laurent Dufour Laurent Dufour Laurent Dufour Anton Poluektov Martino Borsato Lucia Grillo Agnieszka Dziurda Silvia Borghi Silvia Borghi Silvia Borghi Silvia Borghi Silvia Borghi
Vertexing and PID and CALO           Michael Alexander Michael Alexander Agnieszka Dziurda   Lucia Grillo        
objects) - discontinued               Francesco Polci    Francesco Polci        
Luminosity   Edoardo Franzoso Rita Sadek Vladik Balagura Vladik Balagura Vladik Balagura Pasquale Di Nezza Pasquale Di Nezza Émilie Maurice Émilie Maurice            
Fabio Ferrari Fabio Ferrari Elena Dall'Occo Elena Dall'Occo Elena Dall'Occo Vladik Balagura Vladik Balagura Rosen Matev Rosen Matev
Elisabeth Maria Niel Elisabeth Maria Niel Elena Graverini Elena Graverini Elena Graverini        
Stripping     Aravind Venkateswaran Aravind Venkateswaran Mark Smith Federico Leo Redi Alison Tully Nicole Skidmore Carlos Vazquez Sierra Michael Alexander Andrea Contu Andrea Contu Stefano Perazzini Laurence Carson Anton Poluektov Thomas Blake
  Nathan Grieser  Nathan Grieser  Nathan Grieser  Nicole Skidmore Nicole Skidmore Carlos Vazquez Sierra Michael Alexander Ricardo Vazquez Gomez Ricardo Vazquez Gomez Ricardo Vazquez Gomez Andrea Contu Stefano Perazzini Jibo He Greig Cowan
    Federico Leo Redi Federico Leo Redi   Carlos Vazquez Sierra   Stefanie Reichert              
Simulation
(evolved to Software Project since 11.2021)
          Adam Davis Adam Davis Michal Kreps Michal Kreps Gloria Corti Gloria Corti Gloria Corti Gloria Corti      
        Michal Kreps Michal Kreps Phil Ilten Phil Ilten Riccardo Cenci Riccardo Cenci
        Dominik Mueller Phil Ilten Dominik Mueller Gloria Corti    
          Dominik Mueller   Riccardo Cenci    
Statistics working group   Hans Dembinski Hans Dembinski Mikhail Hushchyn Mikhail Hushchyn Mikhail Hushchyn Matthew Kenzie Jonas Rademacker Jonas Rademacker Diego Tonelli            
Liming Zhang Will Barter Will Barter Will Barter Jonas Rademacker Hans Dembinski Diego Tonelli Denis Derkach
  Liming Zhang Liming Zhang   Hans Dembinski   Denis Derkach  
Charged PID (discontinued)                     Barbara Sciascia Barbara Sciascia Barbara Sciascia Chris Jones Chris Jones  
Marianna Fontana Lucio Anderlini
Calo Objects (discontinued)                     Edwige Tournefier Edwige Tournefier Edwige Tournefier Olivier Deschamps Olivier Deschamps  
Miriam Calvo Miriam Calvo
Early Measurements task force (discontinued)       Evelina Gersabeck
Maria Vieites Diaz
Evelina Gersabeck
Yasmine Ahmis
Evelina Gersabeck
Yasmine Ahmis
Evelina Gersabeck       Patrick Spradlin Patrick Spradlin Patrick Spradlin