Robert Langdon titled "Symbols of the Lost Sacred Feminine." It is later revealed in "The Lost Symbol" that "Symbols of the Lost Sacred Feminine" was published and created 'quite a scandal'. The book "Christianity and the Sacred Feminine", mentioned in "Origin" had reportedly been denounced by the Vatican, "which, in the aftermath, promptly became a bestseller," as quoted by the AI assistant Winston. Robert Langdon Professor Robert Langdon is a fictional character created by author Dan Brown for his "Robert Langdon" book series: "Angels & Demons" (2000), "The Da Vinci Code" (2003), "The Lost Symbol" (2009), "Inferno" (2013) and "Origin" (2017). He
Deryni novels Deryni novels The Deryni novels are a series of historical fantasy novels by the American author Katherine Kurtz. The first novel in the series to be published was "Deryni Rising" in 1970, and the most recent, "The King's Deryni", was published in 2014. As of 2016, the series consists of five trilogies, one stand-alone novel, various short stories, and two reference books. Most of the series is set in the land of Gwynedd, one of the fictional Eleven Kingdoms (portions of King Kelson's Bride take place in the rival kingdom of Torenth). Gwynedd itself is a medieval kingdom that roughly