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Faculty & Staff

Representing a diverse palette of backgrounds and experiences, George Jackson Academy’s teachers, administrators and staff all share a common passion for GJA’s mission and its students.


Ramón Javier

Head of School

B.A., Williams College

Ed.M., Teachers College, Columbia University

M.A., Teachers College, Columbia University

Larissa Floy

Director of Admissions and Enrollment

B.A., SUNY New Paltz

Nicole McCabe

Associate Head of School

B.A., Manhattan College

M.A., Fordham  University

M.A., St. Peter's University

Colleen Powers

Director of Student Support and High School Placement

B.A., Hamilton College

M.S., Columbia University

Allison Bloss

Director of Advancement

B.A., Fordham University

M.A., Fordham University


Iman Aswad

Math Teacher

Music Theory Teacher

B.A., Colgate University

Arelys Cespedes

Cafeteria Staff

Anyolina Fernandez

Cafeteria Staff

Michelle Lynch

Biology Teacher,  Chemistry Teacher

B.S., Kennesaw State University,

M.F.A, Lesley University

Isaac Ortiz

Operations Manager

Brandon Smith ’11

Advancement Associate

B.A., Alfred University

Andy Youn

Student Support Specialist

M.S.W. Silberman School of Social Work at Hunter College

Dennis Barnes

Math Teacher

Director of After School

B.S., SUNY Cortland

M.Ed., Vanderbilt University

Alexey Cheremsky

Fencing Master Coach

Ukrainian State University of Physical Education and Sport

Karelia Isakir

Spanish Teacher

B.A., Binghamton University

M.A. and M.S., SUNY Albany

Douglas Marriner

Percussion Teacher

B.F.A., The New School       

Master of Music, The Julliard School 

Eugene Padayogdog '14


B.A., Bates College

Jeff Tancil

Technology Teacher

B.A., Macalester College

M.A., University of

Leon Bernsdorf

Band Teacher

The Julliard School

Michael Clarillo

Maintenance Staff

Molly Klema

Art Teacher

B.F.A., Pratt Institute   

M.F.A, Seattle University

Doug McLellan

Math Teacher, Physics Teacher

B.A., Harvard University

M.A., University of California San Diego

Andrea F. Ritziu

Humanities Teacher

B.S. Lawrence University

Andre Theisen

Humanities Teacher

B.A., University of Notre Dame

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