Ed Newton-Rex
Also known as Ed Rex
Ed Newton-Rex is a British composer whose work centers on how AI companies train on creators' work. After a Cambridge music degree in 2010, he founded Jukedeck, an AI music company that ByteDance bought in 2019. He led Stability AI's audio team until he resigned in November 2023 over the company's position that training generative AI on copyrighted works is fair use. Fairly Trained launched in January 2024 as a non-profit that certifies AI companies for training data that respects creators' rights, and he organized the Statement on AI Training in October 2024. TIME named him a Shaper in its 2025 TIME100 AI list, and as of October 2026 he is chief executive of Fairly Trained.
Timeline
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2010
Cambridge music, then Jukedeck
He graduates from Cambridge with a double-starred first in music in 2010, and he begins building the algorithmic composition system behind Jukedeck.
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2019
Jukedeck joins ByteDance
In 2019 ByteDance acquires Jukedeck, the AI music startup he founded, for an undisclosed sum. He initially leads ByteDance's AI music lab.
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November 2023
Resigning over fair use
In November 2023 he resigns as Stability AI's head of audio, in protest at the company's position that training generative AI on copyrighted works is fair use.
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January 2024
Fairly Trained launches
In January 2024, Fairly Trained launches as a non-profit that certifies generative AI companies for training data practices that respect creators' rights.
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October 2024
The Statement on AI Training
In October 2024 he organizes the Statement on AI Training, an open letter about creators' work being used to train AI without permission.
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2025
A TIME100 AI Shaper
TIME's 2025 TIME100 AI list places him among the Shapers, as founder and CEO of Fairly Trained.
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As of October 2026
Chief executive of Fairly Trained
He is chief executive of Fairly Trained, which exists to make clear which companies take a more consent-based approach to training.
Sources and credits
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- Jukedeck - Wikipedia
- Ed Newton-Rex | The Marketing Society
- AI Whistleblowers: The Truth-Tellers Behind the Algorithms | Copyright Alliance
- Stability AI Audio Head Quits Over Training on Copyrighted Material. Will It Change Anything?
- Stability AI's VP Of Audio resigns over its position that training AI with copyright works is 'fair use'
- Fairly Trained launches certification for generative AI models that respect creators’ rights — Fairly Trained
- SAG-AFTRA, the actors' union, and the world's largest publishers sign an open letter saying creative works should not be used to train AI without permission - GIGAZINE
- TIME100 AI 2025: Leaders, Innovators, Shapers, Thinkers
- 《时代》杂志评2025年度AI领域百大最有影响力人物,中国多人入选 | 智趣AI甄选
- About — Fairly Trained