← Back to PeopleResearcherSitan ChenResearcherLinkedIn@sitanchWebsiteSitan Chen is a researcher based in Tempe, Arizona, United States.1Mentions1Articles1OutletsArticlesMost recent firstMentioned InReferenced in coverageNew MCMC trick makes supervised finetuning generalize better than reinforcement learningarXivpositiveOct 5, 2026“Co-authored arXiv paper on MCMC sampling for supervised finetuning.”