If people messed up practicing medicine as often as they mess up practicing graphic design few of us would live past the age of 15.
Example. A simple restaurant menu spotted this past weekend. The entree descriptions were sporadically split across two lines of copy so that one “entree” was:
Thus I was delighted to see one of the worst areas of graphic design–the street banners hung on light poles–realized so beautifully at Boston University. They were created by a designer who understands how to successfully communicate to people zipping by in a car or bus: be simple, be powerful. No complicated information, no 19th century university seals, no fussy illustrations. Just pure imagery, mainly. Here you go: