Persona Atlas turns public figures into measurable behavioral portraits by researching them online, answering open-ended questions, and embedding answers for comparison. It focuses on thinking style rather than factual knowledge, using small models to capture personality as geometry.

The author continues an annual tradition by curating and categorizing notable LLM research papers from January to May 2026, covering architecture, training, inference efficiency, reasoning, reinforcement learning, agent systems, and more, with emphasis on hybrid architecture trends and representative works like Nemotron 3.