Researcher

Benjamin Chamberlain

Also known as Ben Chamberlain

Benjamin Chamberlain is a machine learning researcher whose work connects customer prediction with graph neural networks. At ASOS, he coauthored a 2017 customer lifetime value system that estimated each customer's future value daily, and a 2021 paper he coauthored proposed a model that evolves graph features and topology together. He earned a physics degree at the University of Oxford and a graph machine learning PhD at Imperial College London; Corinium named him one of the UK's Top 50 Innovators in data and analytics in 2019. His graph bottleneck paper received an ICLR Honorable Mention in 2022, and he worked on graph ML at Twitter; in 2023 he chaired the Learning on Graphs Conference program committee while serving as Principal ML Engineer at Charm Therapeutics. As of October 2026, he is a Research Scientist in EIT's AI & Robotics Institute after AI leadership roles at Isomorphic Labs and Charm Therapeutics.

Now at
EIT

Timeline

  1. 2017

    ASOS customer lifetime value

    In 2017, he coauthors a paper describing the customer lifetime value system deployed at ASOS. The system provides daily estimates of each customer's future value.

  2. 2019

    Corinium's Top 50 Innovators

    In 2019, Corinium names him one of the UK's Top 50 Innovators in data and analytics.

  3. 2021

    Beltrami flow on graphs

    He coauthors Beltrami Flow and Neural Diffusion on Graphs in 2021. The model evolves graph node features and topology together through discretized Beltrami flow.

  4. By 2022

    Oxford physics and graph ML PhD

    He earns a first degree in physics from the University of Oxford and completes a PhD in large-scale graph ML with Marc Deisenroth at Imperial College London by 2022.

  5. 2022

    An ICLR honorable mention

    In 2022, his paper Understanding over-squashing and bottlenecks on graphs via curvature receives an ICLR Honorable Mention.

  6. 2022

    Graph ML at Twitter

    In 2022, he works as a staff ML researcher at Twitter on graph ML, after serving as Head of Machine Learning at ASOS.com for several years.

  7. 2023

    Program chair at Learning on Graphs

    In 2023, he chairs the Learning on Graphs Conference program committee while serving as Principal ML Engineer at Charm Therapeutics.

  8. As of October 2026

    Research Scientist at EIT

    As of October 2026, he is a Research Scientist in EIT's AI & Robotics Institute, after holding AI leadership roles at Isomorphic Labs and Charm Therapeutics.

Career

  1. NowEITResearch Scientist
  2. Until 2022ASOS plcHead of Machine Learning
  3. 2022TwitterStaff ML researcher
  4. Charm TherapeuticsPrincipal ML Engineer

Education

  1. 2022University of OxfordPhysics degree
  2. 2022Imperial College LondonPhD in large-scale graph ML

Sources and credits

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  1. [1703.02596] Customer Lifetime Value Prediction Using Embeddings arxiv.org. Checked 21 October 2026.
  2. Benjamin Chamberlain: A Continuous Perspective on Graph Neural Networks | Sustainability and Machine Learning Group sml-group.cc. Checked 21 October 2026.
  3. Beltrami Flow and Neural Diffusion on Graphs proceedings.neurips.cc. Checked 21 October 2026.
  4. ICLR 2022 Awards iclr.cc. Checked 21 October 2026.
  5. Learning on Graphs Conference log2023.logconference.org. Checked 21 October 2026.
  6. Learning on Graphs Conference log2023.logconference.org. Checked 21 October 2026.
  7. Dr Ben Chamberlain | Ellison Institute of Technology Oxford eit.org. Checked 21 October 2026.