The early twenty-first century has seen increased attention to developing young children's social-emotional skills and competencies in preschool programs, including Head Start--the largest federally funded early-childhood education program in the United States. At the same time, there has been greater recognition of the importance of adapting…

Low-income preschool children face many risks to their social-emotional development that can affect their school experience and social outcomes for years to come. Although there are some promising approaches to improving young children's social-emotional competence, the evidence base is limited, particularly on the effectiveness of these…