Matthew Sag is a Professor of Law in Artificial Intelligence, Machine Learning and Data Science at Emory University Law School. Professor Sag is a leading U.S. authority on the fair use doctrine in copyright law and its implications for researchers in the fields of text data mining, machine learning, and AI.

Professor Sag was born and educated in Australia. He earned honors in Law at the Australian National University and clerked for Justice Paul Finn at the Australian Federal Court. Professor Sag practiced law in London as an associate at Arnold & Porter, and in Silicon Valley with Skadden, Arps, Slate, Meagher & Flom. In July 2023, he testified to the U.S. Senate Judiciary Committee Subcommittee on Intellectual Property in relation to copyright and Generative AI.