Bill Marcellino

Bill Marcellino is a senior behavioral scientist at RAND, professor of policy analysis at the Pardee RAND Graduate School, and lecturer at Carnegie Mellon University and Johns Hopkins University. He was trained as a sociolinguist and corpus linguist, and at RAND he develops AI applications, including RAND-Lex, RAND’s proprietary text analytics suite. Marcellino teaches text analytics and natural language processing (NLP), as well as qualitative research methods. His research focuses on information as a warfighting function, AI technology application and acquisition for DoD, military resilience, and misinformation/disinformation and conspiracy theories over social media. He also helps lead RAND’s AI development in speciality LLMs and LLM-enabled applications. He has also served as a U.S. Marine tank officer and enlisted rifleman. Marcellino received his Ph.D. in rhetoric from Carnegie Mellon University.