"Robert Edwards is a mathematician, private pilot, actor, author and illustrator. He read mathematics at Cambridge University and earned his master's degree and doctorate at the London School of Economics. He has lived, worked and studied in Europe, the Middle East, Southeast Asia and North America. He is the author of three books in the series ""Great 20th Century Mysteries"": the acclaimed _D. B. Cooper and Flight 305_ (2021), _Voynich Reconsidered_ (2024), and this one."