Recent & Upcoming Talks

2024

I will discuss the Bayes factor surface - a new way to present results of experimental studies. I will begin by explaining my …
Nov 10, 2024 Soochow University
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Searches for new physics are usually summarized by exclusion plots. After an overview of popular techniques at the LHC, we introduce a …
Oct 23, 2024 Hangzhou
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The parameters in our best theories in fundamental science must be carefully fine-tuned to match experimental observations. …
Oct 9, 2024 XJTLU Taicang
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Fine-tuning arguments played a prominent role in motivating searches for new physics at the LHC. After a brief historical overview, we …
Aug 31, 2024 Zhengzhou University
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May 29, 2024 XJTLU
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We all want to build fundamental theories and test them against experimental data. Testing our theories is made challenging, however, …
May 10, 2024 Duke Kunshan University
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We all want to build fundamental theories and test them against experimental data. Testing our theories is made challenging, however, …
Apr 26, 2024 Suzhou University
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I will discuss the Bayes factor surface - a new way to present results of searches for new physics. I will begin by explaining my …
Feb 20, 2024 Online
Slides

2023

We explore the origins of parameters in adimensional theories – fundamental theories with no classical massive scales. If the …
Oct 20, 2023 Fudan University
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We explore the origins of parameters in adimensional theories – fundamental theories with no classical massive scales. If the …
Sep 28, 2023 XJTLU
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Gravitational waves have now emerged as an important experimental test of first-order phase transitions in the early Universe and we …
Sep 23, 2023 Tsung-Dao Lee Institute
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Finding new physics means correctly distinguishing signal from noise in LHC searches. What can go wrong and what research practices …
Sep 21, 2023 Tsung-Dao Lee Institute
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We explore the origins of parameters in adimensional theories — fundamental theories with no classical massive scales. If the …
Jul 7, 2023 Online
Slides Video

We open up nested sampling (NS) to new applications by viewing NS as a general algorithm for tackling compression. We demonstrate this …
Jul 6, 2023 Online
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We explore the origins of parameters in adimensional theories – fundamental theories with no classical massive scales. If the …
Jun 2, 2023 Zhejiang University
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We explore the origins of parameters in adimensional theories – fundamental theories with no classical massive scales. If the …
May 24, 2023 Shandong University
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2022

I review Bayesian and frequentist methods, including their philosophies and subjective and objective aspects, and provide examples of …
Mar 14, 2022 The University of Goettingen (online)
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2021

We propose a novel method for computing $p$-values based on nested sampling (NS). The computational cost of NS scales as $\log^2 1/p$, …
Nov 26, 2021 Online
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The statistical models used to derive the results of experimental analyses are of incredible scientific value and are essential …
Oct 27, 2021 Online
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We propose a novel method for computing $p$-values based on nested sampling (NS) applied to the sampling space rather than the …
Jul 29, 2021 ATLAS Statistics Forum
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We propose a novel method for computing $p$-values based on nested sampling (NS) applied to the sampling space rather than the …
Jul 9, 2021 Purple Mountain Observatory
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The starting point for a statistically sound reinterpretation of an experimental result is the likelihood function, which encodes the …
Feb 18, 2021 Online
Slides Video

The excess of electron recoil events seen by the XENON1T experiment has been interpreted as a potential signal of axion-like particles …
Jan 12, 2021 NCBJ
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2020

Nested sampling (NS) is an invaluable tool in data analysis in modern astrophysics, cosmology, gravitational wave astronomy and …
Dec 28, 2020 Nanjing University of Aeronautics and Astronautics
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Nested sampling (NS) is an invaluable tool in data analysis in modern astrophysics, cosmology, gravitational wave astronomy and …
Jul 21, 2020 Monash University
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Nested sampling (NS) is an invaluable tool in data analysis in modern astrophysics, cosmology, gravitational wave astronomy and …
Jul 15, 2020 Cambridge University
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2019

Dec 19, 2019 Shanghai
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Searches for supersymmetric electroweakinos have entered a crucial phase, as the integrated luminosity of the Large Hadron Collider is …
Aug 14, 2019 Weihai
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I discuss findings from my recent comparison of Bayesian and frequentist approaches to resonance searches (1902.03243). I introduce a …
Jul 31, 2019 Stockholm
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I discuss findings from my recent comparison of Bayesian and frequentist approaches to resonance searches (1902.03243). I introduce a …
Jul 15, 2019 Ghent
PDF Poster

I discuss findings from my recent comparison of Bayesian and frequentist approaches to resonance searches (1902.03243). I introduce a …
Jul 2, 2019 Manchester
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I discuss findings from my recent comparison of Bayesian and frequentist approaches to resonance searches (1902.03243). I introduce a …
Apr 21, 2019 Nanjing
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I discuss my recent comparison of Bayesian and frequentist approaches to a resonance-like feature in the spectrum measured by DAMPE and …
Apr 17, 2019 Nanjing Normal University
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I discuss my recent comparison of Bayesian and frequentist approaches to a resonance-like feature in the spectrum measured by DAMPE and …
Apr 16, 2019 Purple Mountain Observatory
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2018

We investigate the impact of uncertainty in the velocity distribution of dark matter on direct detection experiments. We construct an …
Dec 10, 2018 Auckland University
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I present results from 1711.09912 of frequentist and Bayesian statistical analyses of Higgs- and Z-portal models of dark matter …
Jul 6, 2018 Seoul
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I present results from 1711.09912 of frequentist and Bayesian statistical analyses of Higgs- and Z-portal models of dark matter …
Jun 25, 2018 Nanjing Normal University
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We, the GAMBIT collaboration, perform statistical analyses of models in particle physics. We must determine whether points in a …
Mar 19, 2018 National Centre for Synchrotron Science
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I present results from 1711.09912 of frequentist and Bayesian statistical analyses of Higgs- and Z-portal models of dark matter …
Mar 8, 2018 Melbourne University
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2017

I discuss how one can use Bayesian statistics to judge scientific theories, showing that an automatic Occam’s razor penalises …
Nov 30, 2017 Sydney University
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Using the DAMA/LIBRA anomaly as an example, we formalise the notion of halo-independence in the context of Bayesian statistics and …
Oct 14, 2017 National Dong Hwa University, Taiwan
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Using the DAMA/LIBRA anomaly as an example, we formalise the notion of halo-independence in the context of Bayesian statistics and …
Oct 12, 2017 NTU, Taiwan
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Using the DAMA/LIBRA anomaly as an example, we formalise the notion of halo-independence in the context of Bayesian statistics and …
Oct 4, 2017 Kavli IMPU, Tokyo
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In light of recent controversy about $p$-values, I discuss Bayes factors and their potential application in particle physics at the …
Sep 30, 2017 National Taiwan University
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2016

The relaxion mechanism is a novel solution to the hierarchy problem that utilizes the dynamics of an axion-like field. I discuss …
Nov 29, 2016 Sydney University
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I argue that traditional fine-tuning and naturalness arguments in physics originate from Bayesian statistics, including an overview of …
Nov 24, 2016 Sydney University
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Lindley’s paradox is a difficulty reconciling two paradigms, Bayesian and frequentist statistics. Like in physics, paradoxes are …
Nov 1, 2016 Monash University
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The relaxion mechanism is a novel solution to the hierarchy problem that utilizes the dynamics of an axion-like field. I discuss …
Jul 7, 2016 Melbourne University
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The discovery of a 125 GeV Higgs-like boson and null results in searches for new physics at the LHC have lead to renewed interest in …
Jul 5, 2016 Melbourne University
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The relaxion mechanism is a novel solution to the hierarchy problem that utilizes the dynamics of an axion-like field. I discuss …
Feb 16, 2016 Torquay
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2015

Dec 1, 2015 Monash University
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2014

Sep 23, 2014 KBFI (Tallinn)
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Discussions are underway for a high-energy proton-proton collider. Two preliminary ideas are the $\sqrt{s}=33$ TeV HE-LHC and the …
Apr 29, 2014 Warsaw University
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Jan 1, 2014 KBFI (Tallinn)
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2013

Oct 6, 2013 Warsaw
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In light of the failed supersymmetry searches at the LHC, with Bayesian statistics, I discuss: Where is supersymmetry?, and, Is the …
Apr 9, 2013 Liverpool University
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2011

I explain how we identify the regions of the Constrained Minimal Supersymmetric Standard Model’s parameter space that are in best …
Dec 13, 2011 Durham University
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Oct 1, 2011 Sheffield University
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