George Edward MacKenzie Skues, usually known as G. E. M. Skues (1858–1949), was a British lawyer, author and fly fisherman most noted for the invention of modern-day nymph fishing and the controversy it caused with the Chalk stream dry fly doctrine developed by Frederic M. Halford. His second book, (1921) is considered a seminal work on nymph fishing. According to Dr Andrew Herd, the British fly fishing historian, Skues: — Dr. Andrew Herd Paul Schullery, the American fly fishing historian, characterises Skues in Skues on Trout as: — Paul Schullery, Skues on Trout, 2007