"Wherever non-blacks encountered blacks, there arose a plethora of negative stereotypes about blacks that share a number of commonalities, revealing the stability of seemingly invidious portrayals of blacks across time and place." Well, sheeit. If this happened over and over again, and continues through today with China finding out that African "engineers' aren't smart, there's a solid reason for it. It's not a stereotype. Low IQ breeds low IQ, typically.