3 thinkers, books, and ideas connected to this field.
American AI researcher — co-founder of OpenAI — who invented Proximal Policy Optimization (PPO) and co-created RLHF (Reinforcement Learning from Human Feedback) — the training technique behind ChatGPT — who left OpenAI in 2024 to join Anthropic.
Alexandr Wang's data infrastructure company for AI — providing human-labeled training data, RLHF, and model evaluation services — serving both commercial AI labs and the US government/military.
Edwin Chen's AI data labeling platform focused on high-quality, expert annotations for training AI models — emphasizing worker quality and satisfaction over cost minimization.