Interventions to reduce prejudice and enhance inclusion and respect for ethnic differences in early childhood: A systematic review

► Thirty-two studies evaluating interventions were reviewed and assessed for quality. ► Contact and media/instruction interventions were equally effective. ► Under half the 62 attitude and 59 peer relation effects were positively significant. ► Effects on attitudes of majority ethnic children were largely positive. ► Communication and developmental theories and random assignment designs were lacking.