‘We cannot choose to become idiots’: a Brown professor’s proof of mass AI cheating

Roberto Serrano, an economics professor at Brown University, found strong evidence that many students cheated on a take-home midterm exam using AI tools, as indicated by unusually high scores compared to a significantly lower average on a subsequent in-person final. This case highlights broader challenges universities face with AI-assisted cheating, prompting institutions to reconsider assessment methods and detection strategies.