To develop preservice teachers’ (PSTs’) knowledge and practice for complex teaching, a pedagogical innovation featured a design of saturate, situate, and synthesize. Small-group inquiry into English teaching challenges was guided by a course saturated with diverse resources, situated in K-12 classrooms, and supported by visualization tools and reflection for synthesis. A case of one diverse group analyzes how they developed knowledge and practice for facilitating discussion to support critical response to text. Supported by diverse resources and synthesizing tools, discourse analysis into their culturally and linguistically diverse students’ interactions, social dynamics, and perspectives shaped PSTs’ conceptions of students co-constructing discussion
