sentences:  Gordon Allport himself suggested that in light of increasing racial contact in the United States, "the more contact the more trouble", unless scaffolded by the four facilitating conditions he proposed, distinguishing casual contact and "true acquaintance" or "knowledge-giving contact".In political science, Allport's work is often juxtaposed with V.O.Key's examination of Southern politics, which found that racism grew in areas where the local concentrations of black Americans were higher.