Divas and superegos in orbit

There's an international space station in orbit around planet Earth, where astronauts, grouped in different sections according to the continent where they were born, do research on rocket science. The research is then archived and utterly forgotten, but this fact didn't prevent the emergence among the astronauts of a handful of divas and superegos, who take great offence if the results of their research is contradicted, or if anyone were to prefer the research done by other divas...