People are people. The obnoxious ones stand out more. This is also a field where poor quality work can put sensitive information at risk or cost others their j

People are people. The obnoxious ones stand out more. This is also a field where poor quality work can put sensitive information at risk or cost others their jobs. If someone is writing production code carelessly, I think it's OK to be firm (but not personal) about what needs to happen next. If someone is being rude in a learning environment, it's just ego, competition, and/or poor social adjustment.