Aleksander Madry, machine learning researcher at OpenAI and MIT professor on leave, announced his departure after nearly three years.
Mark Chen noted contributions across fundamentals, enterprise work, and safety.
——0——
@aleks_madry @aleks_madry has been an incredibly important part of OpenAI over the past three years, and I'm grateful to have worked with him on a wide range of topics ranging from understanding deep learning to enterprise to safety. Excited to see what he does next!
Aleksander Madry@aleks_madryPersonal update:
6:18 PM · May 21, 2026 · 42.7K Views
6:38 PM · May 21, 2026 · 2.8K Views
@aleks_madry Really excited to see what you do next!
Aleksander Madry@aleks_madryPersonal update:
6:18 PM · May 21, 2026 · 42.7K Views
6:40 PM · May 21, 2026 · 1.3K Views
@aleks_madry It was so incredible working with you and learning from you at openai! Thank you for your advice and looking forward to seeing what you do next
Aleksander Madry@aleks_madryPersonal update:
6:18 PM · May 21, 2026 · 42.7K Views
6:55 PM · May 21, 2026 · 1.3K Views
@aleks_madry grateful for your service! and im sure it was super fun
Aleksander Madry@aleks_madryPersonal update:
6:18 PM · May 21, 2026 · 42.7K Views
7:22 PM · May 21, 2026 · 218 Views