Heo Jun (1539 – 9 October 1615): The Silent Architect of Korean Medicine Heo Jun (허준), born in Seoul around 1539, stands as a monumental figure within the annals of Korean history—not for military conquest or political maneuvering, but for an unparalleled dedication to healing and the preservation of traditional medicine. His legacy extends far beyond his lifetime, cementing him as arguably Korea’s most influential physician and shapi…