Nathaniel D. Bastian, PhD is a Lieutenant Colonel in the U.S. Army, where he is an Academy Professor and Cyber Warfare officer at the United States Military Academy (USMA) at West Point. At USMA, LTC Bastian serves as Division Chief, Data & Decision Sciences at the Army Cyber Institute (ACI), as well as a faculty member of Systems Engineering, Mathematical Sciences, and Computing. As the ACI’s Chief Data Scientist, LTC Bastian oversees the ACI's infrastructure, platform, tooling and pipelines for data engineering, data science, and software development computing environments and capabilities. As Research Lab Director and Senior Research Scientist, he directs and manages the ACI's Intelligent Cyber-Systems and Analytics Research Lab, the ACI's Internet of Things Research Lab, the ACI's Cyber Modeling and Simulation Research Lab, and the ACI’s Cognitive Security Research Lab. As Principal Investigator and Technical Program Manager, his research, development, analysis and advisement activities, in collaboration with Government, Academia, Industry, FFRDC, UARC and National Lab partners, aim to advance the body of knowledge in operations research, data science, artificial intelligence, machine learning, statistics, scientific computing, applied mathematics, and cognitive science to support the cyberspace domain for stakeholders and project sponsors across the Army, other Services, Department of Defense (DoD), Intelligence Community, and Nation. Overall, his portfolio aims to research, develop, test, evaluate, analyze, and assess innovative, assured, intelligent, human-aware, data-centric, and decision-driven capabilities that enable information advantage and decision dominance in support of multi-domain operations with greater reliability, performance, and scalability in complex, contested, congested, and continually evolving battlefield environments. LTC Bastian has co-authored 100+ refereed journal articles, conference papers, book chapters, and textbooks. He is the recipient of numerous academic awards and honors, to include a Fulbright Scholarship and National Science Foundation Graduate Research Fellowship, and he has received $4M+ in research grants from multiple government organizations. LTC Bastian was previously an Operations Research / Systems Analysis (ORSA) Officer with assignments as the Chief Artificial Intelligence Architect at the DoD Joint Artificial Intelligence Center, Operations Research Scientist at the ACI/USMA, and Analytics Officer at the U.S. Army Human Resources Command. Prior to this, he was an Aeromedical Evacuation Officer and UH-60 Black Hawk MEDEVAC Aviator with the 25th Combat Aviation Brigade.