Robert Langdon of "Angels & Demons", and again in the 2016 film adaptation of "Inferno". Dan Brown created the character as a fictional alter ego of himself or "the man he wishes he could be". Brown himself was born June 22, 1964 in Exeter, New Hampshire, and the fictional Langdon is described as having been born on June 22, also in Exeter, and attending the same school as Brown did, Phillips Exeter Academy. Initially it is established that Langdon is a successful scholar who Brown named after John Langdon, a professor of typography at Drexel University who is known for his creation
Robert Adrian Langdon presented evidence for his controversial theory that the cannons were from the "San Lesmes", a ship of the Spanish Loaisa Expedition. Langdon proposed that the "San Lesmes" had foundered on the atoll, thrown off the cannons to refloat, sailed to Tahiti where some members of the crew remained, and then onward to discover New Zealand. This theory had all but been forgotten until Greg Scowen published his novel "The Spanish Helmet" in 2011, basing much of the story on the presumed journal of the captain of the "San Lesmes", Francisco de Hoces. Robert Adrian Langdon Robert Langdon (1924–2003) was an