John Langdon (typographer) Langdon is known mostly through his association with Dan Brown, and the novels "Angels & Demons", "The Da Vinci Code," "The Lost Symbol, Inferno, and Origin". The protagonist of these novels was named Robert Langdon as a tribute to John Langdon, and he will continue to be so for his next 12 books, an estimate given by Dan Brown himself. Langdon is now a professor of typography and corporate identity at Drexel University in Philadelphia. He continues to do work on ambigrams, as well and fine art works that incorporate language, type, and philosophy. Langdon credits his paternal grandparents for
Kyle Mills (author) Kyle Mills (author) Kyle Mills (born 1966) is an American writer of thriller novels including "Rising Phoenix", "Fade", and "The Second Horseman". Several of his books ("Rising Phoenix", "Storming Heaven", "Sphere of Influence", "Free Fall" and "Darkness Falls") include a character "Mark Beamon", an FBI special agent. He also wrote "The Ares Decision" (2011), "The Utopia Experiment" (2013), and "The Patriot Attack" (2015), the eighth, tenth, and twelfth installments of the "Covert-One series", originally created by Robert Ludlum. He is the current writer of the Mitch Rapp series of novels after original author Vince Flynn died in 2013. Mills lives