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Dr Daniel Williams

FRAS · MInstP

Research Fellow · Institute for Gravitational Research, University of Glasgow

I'm a gravitational-wave astronomer working to detect and characterise signals from colliding black holes and neutron stars using LIGO, Virgo, and KAGRA. In 2025 I coordinated sixty researchers to produce GWTC-4.0 — the most comprehensive catalogue of gravitational-wave sources ever published, more than doubling the all-time total of known events. I build open-source tools for large-scale astrophysical analysis and chair the LSC's Diversity, Equity & Inclusion Committee.

2015–2019

Doctor of Philosophy in Gravitational Wave Astrophysics

University of Glasgow

2010–2015

Master in Science in Physics and Astronomy

University of Glasgow · Honours of the First Class

2025–

Research Fellow

Institute for Gravitational Research, School of Physics and Astronomy, University of Glasgow

2020–2025

Research Associate

Institute for Gravitational Research, School of Physics and Astronomy, University of Glasgow

2019–2020

Research Assistant

Institute for Gravitational Research, School of Physics and Astronomy, University of Glasgow

2017–2017

LIGO Scientific Collaboration Fellow

LIGO Livingston Observatory, LA, USA / California Institute of Technology

LIGO Scientific Collaboration – Diversity Equity & Inclusion Committee Chair

2025–present · Committee member 2021–2025

GWTC-4.0 Paper Writing Team Editorial chair

2025

University of Glasgow College of Science and Engineering – Research Concordat Working Group Member

2025–present

University of Glasgow Research Strategy Committee Research staff representative

2024–present

College of Science and Engineering PDRA Network President

2023–2024

LIGO Scientific Collaboration – Gravitational Wave Transients Catalogues Working Group Parameter Estimation Lead

2023–present

LIGO Scientific Collaboration – Parameter Estimation Working Group Observing Run 4 Parameter Estimation Manager

2023–present

GW Allies Chair

2019–present

International Astronomical Union

Junior Member · since 2024

Society of Research Software Engineering

Member · since 2020

Royal Astronomical Society

Fellow · since 2014

Institute of Physics

Member · since 2014

LIGO Scientific Collaboration

Member · since 2015

  • 2024
    LIGO/Virgo/Kagra CBC Award For outstanding contributions to the LIGO-Virgo-KAGRA compact binary coalescence data-analysis group.
  • 2019
    Wilton Poster Prize (Postdoc) NAM
  • 2017
    STFC Long-term Attachment grant
  • 2016
    University of Glasgow College of Science \& Engineering Science Writing Award
  • 2015
    University of Glasgow Masters Project Presentation Award
  • 2014
    Royal Astronomical Society Summer Studentship
  • 2025
    IFL Science GW150914 10th Anniversary · online
  • 2025
    Glasgow Herald GWTC-4.0 Announcement · print
  • 2025
    Yahoo News GWTC-4.0 Announcement · online
  • 2025
    BBC News Channel GW231123 Discovery Announcement · television
  • 2020
    BBC Radio GW190521 Announcement · radio

Beyond GWTC-3: analyzing and verifying new gravitational-wave events from community catalogues

Williams, Daniel · Classical and Quantum Gravity · 2025

Short list

GWTC-4.0: Updating the Gravitational-Wave Transient Catalog with Observations from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run

The LIGO Scientific Collaboration; the Virgo Collaboration; the KAGRA Collaboration · 1773 authors · arXiv e-prints · 2025

Major

Efficient reanalysis of events from GWTC-3

Fernando, D., O'Shaughnessy, Richard, Williams, Daniel · Physical Review D · 2025

Short list

GWTC-2.1: Deep extended catalog of compact binary coalescences observed by LIGO and Virgo during the first half of the third observing run

The LIGO Scientific Collaboration; the Virgo Collaboration · 1433 authors · Physical Review D · 2024

Major

Rapid Generation of Kilonova Light Curves Using Conditional Variational Autoencoder

Saha, Surojit, Williams, Michael J., Datrier, Laurence, Hayes, Fergus, Nicholl, Matt et al. · The Astrophysical Journal · 2024

Short list

March 2026 media

I was quoted in the GWTC-4.0 US press releases

March 2026 media

I was featured in GWTC-4.0 media coverage

March 2026 media

I was Interviewed in the LIGO Magazine

September 2025 media

I was covered by media for the GWTC-4.0 announcement

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