ESSA makes sweeping changes to the way school performance is measured, and shifts decisions about how to define school quality and how to support struggling schools back to states and districts. The CORE Districts’ innovative accountability system is aligned with both LCFF and ESSA requirements, and includes many measures that the State Board of Education is considering for inclusion in CA's emerging accountability system. In this seminar Heather Hough, Rick Miller, and Noah Bookman provide an overview of what has been learned in the first year of the CORE-PACE Research Partnership.