The US courts have delivered a landmark ruling in favour of copyright owners over AI software developers. Its implications are likely to be felt around the world.

In an article for <a href="https://www.computing.co.uk/news-analysis/2025/thomson-reuters-decision-uk-ai-companies" target="_blank" rel="noopener">Computing</a>, Solicitor Tancred Campbell discusses the decision delivered in February in a claim brought by Thomson Reuters against Ross Intelligence Inc and its implications for UK AI developers.