One of my profs in business school said that 1/3 of the time you hire consultants is because you know what you want to do but you need a fall guy in case it goe

One of my profs in business school said that 1/3 of the time you hire consultants is because you know what you want to do but you need a fall guy in case it goes south. You're paying a premium to offload the liability. Wash, rinse, repeat with the big 4.