John Clarence "Jack" Gartside was an American fly tyer and fly fishing author. Considered one of the most talented and innovative fly tyers of the modern era, Gartside was taught how to tie flies at the age of 10 by Ted Williams, the Boston Red Sox outfielder. Among his best-known original patterns are the Sparrow, the Soft Hackle Streamer, the Pheasant Hopper, the Gartside Leech, the FishHead, and the Gurgler. His designs have been featured in Eric Leiser's "Book of Fly Patterns," 's "The Art of the Trout Fly," Lefty Kreh's "Salt Water Fly Patterns," Dick Stewart's "Salt Water Flies," 's "Innovative Saltwater Flies," and Dick Brown's "Flyfishing for Bonefish." He was one of the first fly tyers to be profiled in Sports Illustrated (October 12, 1982). Gartside has been profiled in Robert H.