
Dj StrouseResearcher
Anthropic
Member of Technical Staff
via Anthropic
Researcher · Executive

Member of Technical Staff at Anthropic
Schwarzer helped lead the post-training of OpenAI's o1 and o3 reasoning models before joining Anthropic. His earlier research showed how reinforcement-learning agents can learn efficiently from limited experience, exposed fragile evaluation practices and found that periodically resetting parts of an agent can improve learning.
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Last editorial review: August 10, 2026