"W.M. Bevis was a psychiatrist at Saint Elizabeth’s Hospital in Washington, D.C., where he presumably had extensive experience in treating Negroes. This article for the American Journal of Psychiatry (1921) summarizes his observations about mental peculiarities of the Negro."
"Nothing in the life of the Negro stands out more prominently than his superstition. It influences his thought and conduct more than anything else. In no other trait or peculiarity do we find more plainly the imprint of primitive African life and customs. A monograph might be written describing and tracing the origin of this psychic weakness of those of “ebony hue” but we mention only the most common and strongly believed superstitious ideas, born as they are of fear, credulity, intellectual poverty, and childlike imagination."
Modern example of how superstition still rules their lives: