Outcome-Based RL Provably Leads Transformers to Reason, but Only With the Right Data. - Yuval Ran-Milo; Yotam Alexander; Shahar Mendel; Nadav Cohen 001 (CoRR, 2026)

A Mechanistic Account of Attention Sinks in GPT-2: One Circuit, Broader Implications for Mitigation. - Yuval Ran-Milo; Hila Ofek; Shahar Mendel (CoRR, 2026)