Breastfeeding provides many health benefits for both mother and baby, and mothers need support and encouragement in order to have breastfeeding success. National initiatives to promote breastfeeding support have been implemented in an effort to improve breastfeeding outcomes. The breastfeeding support that mothers receive should come from communities, healthcare providers, and nursing students. However, researchers reported that nursing students are not receiving the educational preparation to provide breastfeeding support that mothers need. The purpose of this study was to determine if an evidence-based educational intervention would have an effect on baccalaureate nursing students' knowledge and attitude in regard to breastfeeding support...