Of the jobs that people still actually have, though, wood patternmaking just might be the rarest. According to Visual Capitalist, there were only 260 wood patternmakers working in the U.S. in 2023, the lowest of any job tracked by the Bureau of Labor Statistics (BLS). They must be certified as both general surgeons and pediatric surgeons, and they don’t specialize by organ or region: They train to operate “from the neck to the pelvic region,” per Johns Hopkins All Children’s Hospital.