Better known in his own times than later, Huan T’an (43 BCE–25 CE) was a scholar-official, independent in his thought and unafraid to criticize orthodox currents of his time. A practitioner of the Old Text exegesis of the Classics, he maintained a position on the court during a turbulent time of political crises, uprisings, and civil war, spanning the reigns of four emperors. His princip…