This research investigates the impact of conflict resolution education infused into language arts, math, and science curricula on middle school students' perceptions of classroom climate. The pretest, posttest field experiment compared master teachers, novice teachers, and control classes over a yearlong period of intervention. Results give strong evidence for the positive impact of infused conflict education.A sk a handful of teachers and they will agree that you cannot teach a student who does not feel physically and emotionally safe in class. It is critical to "build the container" of a caring community in the classroom to promote social and emotional development as well as academic achievement. These results from one site in the National Curriculum Integration Project give evidence that CRE builds a caring community.The National Curriculum Integration Project (NCIP) was initiated in 1996 when a collaborative team of conflict resolution experts committed to developing and piloting a curriculum infusion and integration model for conflict resolution education. The collaborators developed a theoretical model that blended components of conflict resolution education, social and emotional learning, antibias education, and law-related education. In