OpenAI found features in AI models that correspond to different ‘personas’

June 18, 2025
OpenAI researchers say they’ve discovered hidden features inside AI models that correspond to misaligned “personas,” according to new research published by the company on Wednesday. By looking at an AI model’s internal representations — the numbers that dictate how an AI model responds, which often seem completely incoherent to humans — OpenAI researchers were able […]

Puzzle Corner

June 18, 2025
Ready for a fresh set of puzzles? Click here for the July/August 2025 Puzzle Corner, brought to you by guest editor Ed Faulkner ’03. Send problems, solutions (by August 1), and comments to puzzlecorner@technologyreview.com. Editor emeritus Allan Gottlieb ’67 launched Puzzle Corner in 1966. Find back issues through 2022 at cs.nyu.edu/~gottlieb/tr and more recent back issues at technologyreview.com/puzzle-corner.

The ‘OpenAI Files’ push for oversight in the race to AGI

June 18, 2025
“The OpenAI Files,” an archival project from the Midas Project and the Tech Oversight Project, are a “collection of documented concerns with governance practices, leadership integrity, and organizational culture at OpenAI.”