There's a pretentious phrase for the phenomenon: déformation professionelle. This is the idea that people who have learned one thing discount the knowledge of

There's a pretentious phrase for the phenomenon: déformation professionelle. This is the idea that people who have learned one thing discount the knowledge of experts in other domains. Nothing can be as fantastically complicated as my own work, surely! Building a house is just nailing a few sticks together. Fixing a car is just undoing a bolt with a spanner. Running a farm is just driving around on a tractor.