Cyndia Acker-Ramirez partners with schools and districts to reimagine job-embedded professional learning, with a focus on the instructional core, instructional decision-making, and leveraging curricular materials to deepen students’ mathematical understanding. As part of these efforts, Cyndia is leading the development and scale of CORE’s collaborative inquiry model that aims to support growth in student belonging, academic identity, and achievement while fostering teacher collective efficacy and individual agency in instructional decision-making.