Patrick J. McGlynn is a retired U.S. Army Intelligence Major with over three decades of operational and analytical experience in military, interagency, and joint environments. A veteran of multiple combat tours in Iraq, Afghanistan, and broader Middle East assignments, he served in senior theater-level intelligence positions and contributed directly to strategic assessments at the Defense Intelligence Agency (DIA). His classified portfolio includes lead authorship of high-impact strategic reports on terrorism, irregular warfare, weapons of mass destruction proliferation, and information operations. A recognized authority in analytic tradecraft, Major McGlynn designed and delivered flagship training programs for the U.S. military and allied partners in Counter-IED analysis, Counterinsurgency (COIN), Collection Management, Network Targeting, Terrorism Analysis, and Information Operations. He is a graduate of the U.S. Army Command and General Staff College and holds an M.Ed. in Adult Education and Industrial Technology from Georgia Southern University. Since retiring from active duty in 2007, he has remained a leading voice in the discipline, publishing extensively in professional journals and law-enforcement reviews. His widely adopted advanced textbook, Taking Intelligence Analysis to the Next Level (CRC Press, 2022), is considered a standard reference for structured analytic techniques and critical thinking in the intelligence profession. In this second edition of Intelligence Analysis Fundamentals, Major McGlynn distills lessons from the front lines of both classified operations and today's open-source revolution to prepare the next generation of analysts for the challenges of great-power competition, hybrid warfare, and the AI-augmented intelligence landscape.