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PDF4LHC with PHYSTAT

from Monday, 6 October 2025 (08:45) to Tuesday, 7 October 2025 (18:40)
CERN (4/3-006)

        : Sessions
    /     : Talks
        : Breaks
6 Oct 2025
7 Oct 2025
AM
08:45
PHYSTAT session (until 14:00)
08:45 Welcome - Olaf Behnke (Deutsches Elektronen-Synchrotron (DE)) Olaf Behnke (DESY) Lydia Brenner (Nikhef National institute for subatomic physics (NL))  
09:00 PDF fitting overview - Dr Lucian Alexander Harland-Lang (University College London)  
09:45 Session 1: Uncertainty quantification in practice, a dialogue between Pavel Nadolsky and Josh Bendavid: perspectives on the PDF tolerance from the vantage points of PDF fitters and experimentalists working on EW precision measurements. - Josh Bendavid (CERN) Prof. Pavel Nadolsky (Michigan State University)  
10:30 Session 1: Uncertainty quantification in practice, response from statisticians and audience - Lydia Brenner (Nikhef National institute for subatomic physics (NL))  
11:00 --- Coffee ---
11:30 Session 2: Detecting an treating inconsistent data, a dialogue between Mark Constantini and Sofia Olhede - sofia olhede Mark Costantini  
12:10 Session 2: Detecting an treating inconsistent data, response from audience - Robert Samuel Thorne (University College London (UK))  
12:40 --- Lunch ---
09:00 News from ATLAS - Eimear Isobel Conroy (University of Oxford (GB))  
09:20 News from LHCb - Jiuzhao Li (Central China Normal University CCNU (CN))  
09:40 News from CMS - Daniel Savoiu (Hamburg University (DE))  
10:05 ABMP update - Maria Vittoria Garzelli (DESY)  
10:25 A linear PDF model for Bayesian Inference - Mark Costantini  
10:45 --- Coffee ---
11:15 MSHT update - Dr Lucian Alexander Harland-Lang (University College London)  
11:35 CT update - Joey Huston (Michigan State University (US))  
11:55 NNPDF update - Tommaso Giani  
PM
14:00
PDF4LHC meeting (until 18:00)
14:00 Session 3: PDF parametrisation and model uncertainty, a dialogue between Aurore Courtoy and Chad Schafer - Chad Schafer Aurore Courtoy Aurore Courtoy (Instituto de Física, UNAM)  
14:40 Session 3: PDF parametrisation and model uncertainty, response from audience - Amanda Sarkar (University of Oxford (GB))  
15:10 Highlight talk: A Theory of almost Everything--- Statistically Speaking - Prof. Xiao-Li Meng (Harvard University)  
15:55 --- Tea/Coffee ---
16:25 Session 4: Fit complexity and nuisance parameters, a dialogue between Bogdan Malaescu and David van Dyk - Bogdan Malaescu (LPNHE-Paris CNRS/IN2P3 (FR)) David van Dyk  
17:05 Session 4: Fit complexity and nuisance parameters, response from audience - Olaf Behnke (Deutsches Elektronen-Synchrotron (DE))  
17:35 Wrap-up - Robert Samuel Thorne (University College London (UK)) Prof. Pavel Nadolsky (Michigan State University)  
12:20 Colibri: a general open source tool for Bayesian PDF fits (and more) - Valentina Schutze  
12:40 PDF Uncertainties: the Markov Chain Monte-Carlo approach - Peter Risse (Southern Methodist University)  
13:00 --- Lunch ---
14:00 Precision measurements of the EW mixing angle - Hyon San Seo (University of Rochester (US))  
14:20 N3LO studies in xFitter - Dr Francesco Giuli (INFN e Universita Roma Tor Vergata (IT))  
14:45 Hoppet v2: Fast and accurate parton evolution in the LHC precision era - Dr Alexander Karlberg (CERN)  
15:05 Two mass 3-loop corrections to DIS: structure functions and VFNS - Kay Schönwald  
15:25 MSHT uncertainties - Robert Samuel Thorne (University College London (UK))  
15:45 --- Tea/Coffee ---
16:15 CT uncertainties - Kirtimaan Ajaykant Mohan  
16:35 Higher Twists - Richard Ball  
17:00 QED-enhanced PDF implications for the Higgs sector - Max Ponce Chavez  
17:20 JAM update - Trey Anderson (William and Mary)  
17:40 nCTEQ25 - Michael Klasen  
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