According to the Michigan Department of Education, between 2011 and 2017, the number of multilingual learners (MLs) enrolled in K-12 schools in the state increased by more than 50%. In 2017, the average teacher to ML ratio in the state was an alarmingly low 1:168. To increase the number of teachers prepared to effectively serve MLs, we developed…

This quasi-experimental study examined an eighteen-month professional development project focused on improving instructional practices for emerging bilingual and multilingual English learners (ELs). The study is grounded in sociocultural and interactive learning theories related to teaching ELs. Professional development activities included seven…