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Expanded Leadership Cabinet













Julien Siah, Director of Student Life and Leadership/Athletics - Middle School Division 


I am the Director of Student Life and Leadership. I have been at Centennial Academy since the 2016-2017 school year. During my time here at Centennial, I have had the honor of serving in the capacity of 7th grade Social Studies teacher, Associate Dean of Students, Athletics Director, and now Director of Student Life and Leadership for the Middle School division. I have an undergraduate degree in Middle Grades Education with a focus on Social Science and English from Fort Valley State University; a Masters Degree in Elementary Education from Troy State University, and a Specialist Degree in Educational Leadership and Supervision from Argosy University. I look forward to serving the Centennial Academy community.



Tyree Andrews, Director of Curriculum and Instruction - Middle School Division


I have been an educator for more than twenty years. I have served in various capacities such as an Instructional Coach, Assistant Principal, and Principal. During those capacities, my endeavors have yielded a high level of student achievement. I have spent the majority of my career in the middle school level. As the new Director of Curriculum & Instruction for Centennial Academy Middle School, it is my charge to ensure that our scholars receive a rigorous level of instruction on a daily basis, foster a higher level of parental engagement/communication, and ultimately produce scholars that are equipped with the necessary skills to excel in their next level of education.


Nadia Trotman-Blackmon, Special Education Coordinator


I serve as the Special Education Coordinator at Centennial Academy. I began at Centennial Academy in 2018. I have enjoyed 19 years as an educator. I have experience working as a Special Educator and a Special Educator in both urban and suburban school districts; specifically, building leadership capacity within the local to schools supporting both general education and special education teachers. I studies Elementary Education and earned a  B.S. in Elementary Education at Lincoln University. I earned a M.A.Ed. in Education and Human Development with a focus on Early Childhood Special Education from the George Washington University. Lastly, I earned a have a  Doctoral degree in Human Services Administration with a minor in Autism Education from Nova Southeastern University.

As educators we can make our students feel valued when we meet their unique needs and help them reach to greatest learning potential.   My philosophy on education is quite simple, All Children Can Learn!  A quality education is the passport to success.  Meeting the individual needs of each student requires care, security and access to learning in a stimulating atmosphere. A learning atmosphere that promotes intellectual growth is essential.