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John Schulman

A researcher at OpenAI and the originator of the Proximal Policy Optimization (PPO) algorithm, recognized as a prominent contributor to the field of reinforcement learning.

Timeline (last 90 days)

Oct 12

John Schulman explained that when doing AI research one usually does not directly optimize the objective one ultimately cares about, because obtaining feedback is extremely expensive and infrequent, and labs currently rely heavily on human intuition.

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Sep 17

John Schulman is the Chief Scientist at Thinking Machines, and also a former OpenAI co-founder and core contributor to RLHF.

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Sep 17

Everything that can be learned through RL is essentially a small number of bits that can be easily distilled and replicated, which is the primary force countering the centralization of model providers.

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