Meet Emily Castillo Leon: the New redefinED atlanta Senior Director of Schools

redefinED atlanta Announces Emily Castillo Leon as its New Senior Director of SchoolsredefinED atlanta, a nonprofit that engages communities, advocates for equity, and funds critical work to drive systemic level improvement in K-12 public education for students and families is pleased to announce that Emily Castillo Leon has joined the staff. 

“Our staff is committed to working with parents, educators, community leaders and philanthropists to ensure students have opportunity, well-being and self-determination,” said Ed Chang, executive director, redefinED atlanta. “Emily’s background as a school leader will help propel redefinED atlanta’s vision to transform Atlanta into a place where every student in every community receives a great K-12 public education.”

Emily Castillo León was the Founder and Head of School of Ethos Classical. As the Founder and Head of School, she led Ethos from concept inception to execution, with Ethos now serving over 450 scholars in southwest Atlanta.  She has a proven track record of transformative academic outcomes for scholars in district and charter schools. As the founding assistant principal of KIPP Nashville Collegiate High School, she led the humanities team to the highest scores in KIPP network history on the NWEA MAP Reading Assessment and scholars demonstrating growth in the 99th percentile on the Tennessee English I End of Course Exam.

Emily began her career in education as a high school English teacher in Charlotte, North Carolina. As Lead English II Teacher, she led her scholars, and her team to a 92% overall pass rate on the state writing assessment, positioning her school as the third-highest achieving of 21 high schools in the district. Emily has also served as Manager and then Director of Teacher Leadership Development with Teach For America where she modeled best practices with managers and teachers and led a cohort of first-year English teachers to “significantly exceed growth” on Common Core-aligned state assessments. Before founding Ethos, she was a fellow with the highly selective Building Excellent Schools Fellowship. Emily received a bachelor’s degree in English and communications from Wake Forest University.

In her new role, Emily will support the execution of redefinED atlanta’s school growth strategy. This position will play a vital role in the start-up of new schools, and school expansion and provide resources and guidance to school and district leaders and governance entities. As the senior director of schools, she will foster collaboration and accountability and stand with the community to hold the bar for quality and excellence.

About redefinED atlanta:

Every student in Atlanta needs access to a great K-12 public education. Together with parents, educators, community leaders, and philanthropists, redefinED atlanta is transforming Atlanta into a place where every student in every community has opportunity, well-being and self-determination. For more information, please visit