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Alex Ratner on Data 2.0 and Why AI Still Needs Human Expertise

September 24, 2026

On TBPN, Snorkel AI co-founder and CEO Alex Ratner discussed how the data challenge changes as AI models improve. He explained the shift from Data 1.0 to Data 2.0, why recursive self-improvement still depends on real-world input and human expertise, and how Snorkel combines human expertise with specialized AI to develop high-quality data.

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