I would say this sort of thing goes well beyond gender and even "demographic" preconceived notions. I'm a freelance marketer and since I've had success in paid

I would say this sort of thing goes well beyond gender and even "demographic" preconceived notions. I'm a freelance marketer and since I've had success in paid social in the past I am now the "paid social" guy despite the fact that I have a much broader skill set with areas I'm arguably more skilled in. I think human brains are lazy and just desperately want to put things in buckets.