Pedro Rodriguez is a Middle School Dual Language Math and Science teacher serving the neighborhood of Harlem, NY. Mr. Rodriguez also serves as a Peer Collaborative Teacher and is spearheading Yale’s RULER approach into the school community. As a Peer Collaborated Mr. Rodriguez converts his classroom into a lab classroom where his peers can observe some of his practices and provide reflecting sections. Furthermore, Mr. Rodriguez provides mentoring and coaching support for some of his colleagues. Also, he’s using Yale’s RULER approach as a systemic method to SEL development. The approach not only focuses on supporting the students SEL but also their families and the rest of the school community.