What kind of camera do you need to be a good photographer?

It depends on the kind of pro. Sports and journalism demands SPEED and CONNECTIVITY. In this case they are more oriented to Nikon and Canon top models with GPS/internet capabilities. They are under fierce competition and their shots must be in head offices for edition before the competitor does it. Glamour and fashion are generally based on "steady" systems like Hasselblad which permits connection to huge lightening systems and are also "big glass lenses". They are also bulky and heavy, suggesting the use in art studiOS.