Publications
John is a commercial solicitor and partner at CMS in London, an international law firm specialising in advising high-technology clients and businesses transitioning through a process of digitalisation. John joined CMS in 2026. He has worked for over a decade in the AI space and is a frequent commentator on the topic of Artificial Intelligence and the law. He speaks, writes, broadcasts and podcasts regularly both in the UK and internationally on the subject. He is ranked as a global market leader for AI by Chambers and Partners and the Legal 500’s Hall of Fame. John’s practice is largely based on the licensing, governance and management of AI. He advises users and suppliers on the regulatory implications and effective monetisation of such solutions. He is a frequent visitor to the West Coast of the US where he is lucky to count some of the largest AI platforms as his clients.
Co-author of the Editors’ Introduction chapter in the Artificial Intelligence Law Guide , published 16 July 2026 , alongside Dean Harvey .
Co-author of the United Kingdom chapter in the Artificial Intelligence Law Guide , published 8 October 2024 , alongside Amy Moylett , David Cubitt , Joachim Piotrowski , Katherine Kirrage , Tamara Quinn , Tom Sharpe and Emily Tombs .
Co-author of the United Kingdom chapter in the Artificial Intelligence Law Guide , published 4 October 2022 , alongside Amy Moylett , David Cubitt , Joachim Piotrowski , Katherine Kirrage , Katrina Anderson , Lucy Paull , Tamara Quinn and Tom Sharpe .
There is an oft quoted saying that a week is a long time in politics. The phrase is doubly relevant in a year which not only sees some 64 nations across the world (about 49% of the world’s population)...