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Angela Fan

Llama 3 core contributor and Llama 2 co-author; machine translation research at Meta's FAIR, including NLLB

Meta's AI people page describes Angela Fan as a research scientist at Facebook AI Research (FAIR) focusing on machine translation. Fan is a co-author of No Language Left Behind (2022), whose authors open sourced the work in the fairseq repository, and of the fairseq sequence-modeling toolkit paper (2019), and first author of Hierarchical Neural Story Generation (2018). Fan co-authored Llama 2 (2023) and is listed among the core contributors of The Llama 3 Herd of Models (2024).145723

Work

  • Llama 2 and Llama 3Open weights

    Co-author of Llama 2: Open Foundation and Fine-Tuned Chat Models (2023), which develops and releases pretrained and fine-tuned models from 7 to 70 billion parameters, and listed among the core contributors of The Llama 3 Herd of Models (2024).23

    Project page (external site: arxiv.org)

  • No Language Left Behind (NLLB) (external site: github.com)Open-source code

    Co-author of No Language Left Behind: Scaling Human-Centered Machine Translation (2022), whose abstract says all contributions are open sourced in the fairseq repository's nllb branch; the fairseq repository is published under the MIT License.46

  • fairseq (external site: github.com)Open-source code

    Co-author of fairseq: A Fast, Extensible Toolkit for Sequence Modeling (2019); the repository is published under the MIT License.56

Other documented roles

Roles the sources document but that are not confirmed as current.

This profile covers public professional work only, from the sources below. It is not an endorsement or a ranking. To correct or remove it, use the correction form.

Sources · reviewed Oct 13, 2026

  1. 1.
    Angela Fan — AI at Meta people page (external site: ai.meta.com)

    Meta · Official page · accessed Oct 13, 2026

  2. 2.
    Llama 2: Open Foundation and Fine-Tuned Chat Models (arXiv 2307.09288) (external site: arxiv.org)

    arXiv · Paper · published Jul 18, 2023 · accessed Oct 13, 2026

  3. 3.
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  6. 6.
    facebookresearch/fairseq LICENSE (MIT) (external site: github.com)

    Meta (GitHub repository) · License · accessed Oct 13, 2026

  7. 7.
    Hierarchical Neural Story Generation (arXiv 1805.04833) (external site: arxiv.org)

    arXiv · Paper · published May 13, 2018 · accessed Oct 13, 2026

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