Adly Templeton
Adly Templeton is an AI researcher whose work connects interpretable language representations with large language models. He presented a project on artificial chemistry at Williams College in 2016, then published work on sentence vectors and interpretable word embeddings from 2018 to 2021. At Anthropic, he co-authored a study of Claude 3 Sonnet features and helped improve sparse-autoencoder training methods. As of October 2026, he works on AI interpretability at Anthropic.
Timeline
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2016
Artificial chemistry research
In May 2016, he presents an independent study at Williams College on evolution in artificial chemistry.
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2018
Sentence-vector summarization
With Jugal Kalita, he explores sentence vectors for automatic summarization in a 2018 paper.
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2020
Interpretable sparse embeddings
In a 2020 preprint, he develops sparse word embeddings whose dimensions correspond to natural-language words or grammatical concepts.
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2021
Word equations
At the Fourth BlackboxNLP Workshop, he presents “Word Equations” in 2021, describing sparse word embeddings with interpretable dimensions.
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2024
Scaling monosemanticity
In May 2024, he co-authors “Scaling Monosemanticity,” which uses sparse autoencoders with up to 34 million features to study Claude 3 Sonnet. He implements tensor-parallel training for the autoencoders and scales activation collection for larger training sets. He also contributes discussions and feedback to Anthropic’s ASL-4 safety-case sketches.
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January 2025
Improving autoencoder training
In January 2025, he helps improve sparse-autoencoder and crosscoder training methods for Anthropic’s interpretability team.
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As of October 2026
Anthropic interpretability research
He works as an AI researcher on Anthropic’s interpretability team, applying sparse autoencoders to analyze Claude 3 Sonnet.
Most-cited works
- Exploring Sentence Vector Spaces through Automatic Summarization
- Word Equations: Inherently Interpretable Sparse Word Embeddings through Sparse Coding
- Inherently Interpretable Sparse Word Embeddings through Sparse Coding
- Scaling Monosemanticity: Extracting Interpretable Features from Claude 3 SonnetWith Chris Olah and Esin Durmus
Sources and credits
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- Mt. Greylock Accolades for June 2016
- Exploring Sentence Vector Spaces through Automatic Summarization
- Word Equations: Inherently Interpretable Sparse Word Embeddings through Sparse Coding
- Word Equations: Inherently Interpretable Sparse Word Embeddings through Sparse Coding - ACL Anthology
- Scaling Monosemanticity: Extracting Interpretable Features from Claude 3 Sonnet
- Three Sketches of ASL-4 Safety Case Components
- Scaling Monosemanticity: Extracting Interpretable Features from Claude 3 Sonnet
- Circuits Updates - January 2025