With increasing ethnic and racial diversity in the classroom, understanding classroom dynamics and the use of space has become increasingly important. In particular, when theoretical perspectives, such as that offered by intergroup contact research, promotes the importance of contact between competing groups to improve relations. Adopting a…

A cluster-randomized trial (CRT) relies on random assignment of intact clusters to treatment conditions, such as classrooms or schools (Raudenbush & Bryk, 2002). One specific type of CRT, a multi-site CRT (MSCRT), is commonly employed in educational research and evaluation studies (Spybrook & Raudenbush, 2009; Spybrook, 2014; Bloom,…