Targeted school-based programs seem to be a promising approach to help adolescents in need. Nevertheless, successful implementation and evaluation of such programs is challenging. However, there is limited knowledge about (overcoming) the challenges of implementation and experimental evaluation of school-based programs. The goal of the present…

Teachers' efforts to manage classroom social dynamics can have positive effects on students' social relationships. One way that teachers may seek to manage these relationships is through seating arrangements. In a randomized control trial, van den Berg, Segers, and Cillessen (2012) found that closer proximity in the classroom can reduce disliking…

Students' attitudes and conceptions seem to be influenced by social/cultural contexts and interactions with other students from diverse backgrounds. Therefore, educators need to study attitudes, conceptions, and career choices in relation to diversity indicators. Such was one focus of the Science Education for Diversity project, which involved…