As a result, blacks can suffer from a damaged self-image shaped by the perceptions and treatment of white people. Black life in turn can easily become shaped by stereotypes perpetuated by mainstream culture.
According to Du Bois the prejudices of white people elicit “self-questioning, self-disparagement, and lowering of ideals” among black people (Edles and Appelrouth 354). The internalization of anti-black sentiment from the outside world thus begins to shape the black American experience. Through the concept double consciousness DuBois becomes better able to explore the social problems he studied in his earlier work “The Philadelphia Negro”.
Double consciousness also creates an element of conflict within the black American, as they struggle (often unsuccessfully) to to reconcile their identity as a black person and as an American