I know for a fact that some scientists, even some world-renowned scientists, are morons outside of their own field. I used to manage construction at a Big 10 University, and had many conversations like this one:
BRILLIANT SCIENTIST, looking over my estimate for a remodelling project on his floor: "What the heck is this, $4000 for a door? A door? I just replaced the front door of my house for $500!"
ME: "Sir, your house is made of wood, and the doors don't have to meet any particular fire code. This building is concrete and steel, and the... (read more)