- John Lewis Invictus Academy
- Administration Team
Principal

Phone: 404-802-6100
Email:
Degrees and Certifications:
Mr. Langston Longley
Since joining Atlanta Public Schools in 2004, Mr. Longley has served with distinction in a variety of roles, including teacher, Assistant Principal, Principal Fellow, and most recently, Principal for the past ten years. His leadership was recognized in 2023 when he was named Principal of the Year by Communities in Schools. His leadership has been marked by a focused dedication to improving student achievement and creating a supportive, high-performing learning environment. His experience, vision, and passion for educational excellence make him exceptionally well-suited for this role.
Business Manager
Phone: 404-802-6111
Email:
Degrees and Certifications:
Clark Atlanta University: Bachelor of Arts in Business Education University of Phoenix: Master of Arts in Special Education
Ms. Tandra Gibel
Ms. Tandra Gibel is a New York native who moved to Atlanta to attend college. She obtained a Bachelor of Arts degree in Business Education from THE Clark Atlanta University and a Master of Arts degree in Special Education from the University of Phoenix. Ms. Gibel began her career in education 21 years ago at Community Education Partners, a partnership alternative school of Atlanta Public Schools. While at C.E.P., she taught reading and math intervention and the school’s adopted social skills curriculum. At C.E.P., Ms. Gibel developed her passion for ensuring successful outcomes for all students. Ms. Gibel later transitioned to Clayton County Public Schools, teaching Math and Science as an interrelated teacher and serving as the school’s Special Education department lead. Since arriving at Atlanta Public Schools, Ms. Gibel has served in various positions, such as M.T.S.S. Specialist, Special Education Lead Teacher (S.E.L.T.), and School Business Manager.
Over the course of her career, Tandra Gibel has demonstrated her versatility by taking on a range of roles in education. She has served as a Testing Coordinator, Assistant to the Athletic Director, Club Sponsor, Student Health Advocate, TaPP and New Teacher Mentor, Student Mentor, P.B.I.S. Coach, and Wrap-Around Support Provider. This diverse experience has equipped her with a comprehensive understanding of the educational landscape and the needs of students and teachers.
6th Grade Assistant Principal
Phone: 404-802-6144
Email:
Degrees and Certifications:
Mr. Craig Simmons
7th Grade Assistant Principal
Phone: 404-802-6142
Email:
Degrees and Certifications:
Mr. Derwin Purnell
8th Grade Assistant Principal
Phone: 404-802-6140
Email:
Degrees and Certifications: