Rethinking Reflection in Pre-Training. - Darsh J. Shah; Peter Rushton; Somanshu Singla; Mohit Parmar; Kurt Smith; Yash Vanjani; Ashish Vaswani; Adarsh Chaluvaraju; Andrew Hojel; Andrew Ma; Anil Thomas; Anthony M. Polloreno; et al. (CoRR, 2025)