He was the dominant intellectual figure of his age. His published works, including the Principia Mathematica and Opticks, reached across the scientific spectrum, revealing the degree of his interdisciplinary genius. His renown opened doors throughout his career, securing him prestigious positions at Cambridge, the Royal Mint, and the Royal Society.Yet alongside his public success, Sir Isaac Newton harbored private religious convictions that set him at odds with established law and Anglican doctrine, and, if revealed, threatened not just his livelihood but his life. Religion and faith dominated much of Newton''s thought and his manuscripts, in various states of completion and numbering in the thousands of pages, are filled with biblical speculation and timelines, along with passages that excoriated the early Church Fathers.They make clear that his theological positions rendered him a heretic. Newton believed that the central concept of the Trinity was a diabolical fraud and loathed the