Robert Langdon (book series) and was released by Columbia Pictures. Robert Langdon (book series) The "Robert Langdon" book series is named after Robert Langdon, the protagonist of the novels by American author Dan Brown. Langdon is portrayed as a Harvard University professor of religious iconology and symbology, a fictional field related to the study of historic symbols, which is not methodologically connected to the actual discipline of semiotics. Brown's novels that feature the lead character also include historical themes and Christianity as motifs, and as a result have generated controversy. Brown states on his website that his books are not anti-Christian, and that he
Robert Langdon (book series) himself. In the book series, Langdon is himself an author of six (fictional) books: In the real book "The Lost Symbol" on page 8, a minor character, Pam, refers to the (fictional) "Symbols of the Lost Sacred Feminine" as creating 'a delicious scandal'. The series has sold over 120 million copies. The novels were a success around the world and became bestsellers, and soon adapted into films in which Ron Howard directed and produced 3 of 5 novels: "The Da Vinci Code" (2006), "Angels & Demons" (2009), and "Inferno" (2016), with Tom Hanks portrayed the lead character, Professor Robert Langdon,