John Schulman
Co-founder of OpenAI; Chief Scientist, Thinking Machines Lab
John Schulman is an AI researcher and co-founder of OpenAI who has served as chief scientist at Thinking Machines Lab since February 2025. He co-led OpenAI's post-training team from 2022 to 2024 and briefly worked on Anthropic's Alignment Science team. He holds a Ph.D. in computer science from UC Berkeley.
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What Is RLCD? Reinforcement Learning from Contrast Distillation
A plain-language explainer on RLCD, a way of aligning language models by learning from contrasting outputs rather than human ratings alone.
Why this: Covers reinforcement learning and RLHF too
Reinforcement Learning ebook (Weights & Biases)
A free ebook walking through reinforcement learning from the basics to RLHF, written for practitioners rather than researchers.
Why this: Covers reinforcement learning and RLHF too
OpenAI Academy
Free lessons on core AI concepts, prompting workflows, building and configuring AI agents, and applied ChatGPT use cases.
Why this: Also about OpenAI
Setting a New Standard for Responsible AI Infrastructure (OpenAI)
OpenAI's infrastructure commitment outlining clean-energy procurement, grid modernization funding, and water-use standards for hyperscale AI data center developments.
Why this: Also about OpenAI