Scott Baytosh
Head of School
703-548-4804
sbaytosh@acdsnet.org
B.A., Wesleyan University
M.A.M., Carnegie Mellon University
M.Ed., Johns Hopkins University
Matthew Carr
Fifth Grade, MS Advisor (5)
703-548-4804 x216
mcarr@acdsnet.org
B.Sc., McGill University
Ph.D., University of Washington
Evelyn Chaleki
Technology Integration & Support
703-548-4804 x304
echaleki@acdsnet.org
B.S. Columbia University
Mary-Hallet Culbreth
First Grade
703-548-4804 x209
mculbreth@acdsnet.org
B.A., Wake Forest University
M.Ed., Wake Forest University
Hilda Danshaw
Purchasing Agent & Food Service Coordinator
703-548-4804 x. 320
hdanshaw@acdsnet.org
B.S., George Mason University
Christopher DiPiazza
Science (7 & 8), MS Advisor (7)
703-548-4804 x233
cdipiazza@acdsnet.org
B.S., Rutgers University
Melissa Fitzgerald
Educational Assistant
703-548-4804
mfitzgerald@acdsnet.org
B.S., University of Massachusetts
Molly Gartland
Fourth Grade Teacher
703-548-4804 x213
mgartland@acdsnet.org
B.A., University of San Diego
M.A.T., Liberty University
Jim Girard
Director of High School Placement, Director of Alumni Relations, History (7 & 8), MS Advisor (8), History Department Chair
703-837-1316
jgirard@acdsnet.org
B.A., Dickinson College
M.A., George Mason University
Lynne Godek
Kindergarten Instructional Assistant, Service Learning Coordinator
703-548-4804 x212
lgodek@acdsnet.org
B.A., University of Michigan
M.A., University of Chicago
Tammy Gomez
Spanish (6-8), MS Advisor (7)
703-548-4804 x227
tgomez@acdsnet.org
B.A., University of South Florida
M.A., Southern Oregon University
Katie Grasso
Director of Curriculum & Instruction
703-548-4804 x. 314
kgrasso@acdsnet.org
Bachelor of Psychology, Brooklyn College
M.Ed., James Madison University
Ty Hart
Athletic Director
PE (Middle School)
703-548-4804 x225
thart@acdsnet.org
B.A., Shepherd College
Ellie Hall
Kindergarten
703-548-4804 x211
ehall@acdsnet.org
B.A., The College of William & Mary
M.Ed., Johns Hopkins University
Tarek Hbeichi
Math (6 & 7), MS Advisor (6)
703-548-4804 x. 230
thbeichi@acdsnet.org
B.A., George Mason University
M.Ed., American University
Liz Hendrickson
Director of Admission & Financial Aid
703-837-1303
lhendrickson@acdsnet.org
B.F.A., Ohio Wesleyan University
Elizabeth Holland
Third Grade
703-548-4804 x219
lholland@acdsnet.org
B.A., Gettysburg College
M.A., Manhattanville College
Samantha Hobbs
Counselor
703-548-4804
shobbs@acdsnet.org
B.S., Elon University
M.A., Pepperdine University
Valerie Issembert
Drama (K-8), Director of Theatre Arts
703-548-4804 x286
vissembert@acdsnet.org
B.S., Skidmore College
M.A., New York University
Sophie Johnson
Social Studies (5 & 6), MS Advisor (6)
703-548-4804 x229
sjohnson@acdsnet.org
B.A., Davidson College
M.Ed., Lesley University
Evan Kadan
Music Teacher (K-8)
703-548-4804 x203
ekadan@acdsnet.org
B.M.E., Duquesne University
Erin Kempen
Language Arts (5), MS Advisor (5), Middle School Learning Support Coordinator
703-548-4804 x216
ekempen@acdsnet.org
B.A., Davidson College
M.A., Sydney University
Meredith Kirchner
Director of Advancement
703-837-1308
mkirchner@acdsnet.org
B.A., Colgate University
Becca Kohlhagen
Language Arts (6)
703-548-4804 x221
bkohlhagen@acdsnet.org
B.A., University of Colorado at Boulder
M.Ed., University of Colorado at Boulder
Gretchen Komnik
Fourth Grade
703-548-4804 x220
gkomnik@acdsnet.org
B.A., Franklin and Marshall College
Scott Lieberman
Director of Technology
703-837-1317
slieberman@acdsnet.org
B.S., Pennsylvania State University
Alex Lopez
Custodian
Kanchana Marapana
Library Media Specialist
703-548-4804 x306
kmarapana@acdsnet.org
B.A., Vassar College
M.A., University of Miami
Cahlan Mazur
MS Math (7 & 8), MS Advisor (8)
703-548-4804 x228
cmazur@acdsnet.org
B.A., University of Virginia
Emma McCallum
Second Grade
703-548-4804 x. 207
emccallum@acdsnet.org
B.S., Seton Hall University
Alison McDonald
MS Science (6), MS Advisor (6)
703-548-4804
amcdonald@acdsnet.org
B.S., Lafayette College
M.S., University of Delaware
Gabriela Melideo
Second Grade
703-548-4804 x208
gmelideo@acdsnet.org
B.S., James Madison University
M.Ed., George Mason University
Mario Meza
Spanish, K-5
703-548-4804 x 301
mmeza@acdsnet.org
B.S., Universidad del Atlántico (Colombia)
M.Ed., State University of New York at Buffalo
Christine Opperman
Teaching & Learning Specialist
703-548-4804 x400
copperman@acdsnet.org
B.A., Cornell University
M.Ed., University of Virginia
Leigh Poole
Teaching & Learning Specialist
703-548-4804 x402
lpoole@acdsnet.org
B.A., University of South Carolina
M. Ed., Special Education, George Mason University
Victor Rodriguez
Plant Manager
703-837-1312
vrodriguez@acdsnet.org
Business Administration & Accounting, San Carlos University
Air Conditioning & Electrical Systems, Northern Virginia Community College
Keshia Ross
Director of Development
703-837-1313
kross@acdsnet.org
B.S., Murray State University
M.B.A., Murray State University
Johanna Ryder
Advancement Associate
703-837-1307
jryder@acdsnet.org
B.A., Mary Washington University
Rachel Samuel
Art (K-8)
703-548-4804 x206
rsamuel@acdsnet.org
B.F.A, Corcoran College of Art and Design
M.A.T., Corcoran College of Art and Design
Tanya Sanchez
Executive Assistant to the Head of School & Registrar
703-837-1309
tsanchez@acdsnet.org
B.S., Saint Louis University
M.Ed., University of Leeds
Shahenaz Siddibapa
Front Office Administrative Assistant
703-548-4804
ssiddibapa@acdsnet.org
B.A. American Intercontinental University
Brian Stockless
Third Grade
703-548-4804 x215
bstockless@acdsnet.org
B.S., Lesley University
M.Ed., Cambridge College
Jennifer Street
Assistant Head of School
703-837-1319
jstreet@acdsnet.org
B.S., James Madison University
M.Ed., University of Virginia
Ivan Tcherepov
P.E. Teacher
703-548-4804 x305
itcherepov@acdsnet.org
B.S., Vassil Levski National Sports Academy
M.A., Veliko Tarnavo University
Madeline Tisa
First Grade Teacher
703-548-4804
mtisa@acdsnet.org
B.S., St. Louis University
M.A., University of Portland
Hakim Warney
Teaching & Learning Center Specialist, MS Advisor (5)
703-548-4804 x401
hwarney@acdsnet.org
B.A., Frostburg State University
M.A., Indiana University (in progress)
Chip West
Director of Student Life
703-548-4804 x204
cwest@acdsnet.org
B.A., Tufts University
M.A., Tufts University
M.A., George Washington University
Ann Whaley
Admissions Associate
703-548-4804 x245
awhaley@acdsnet.org
B.A., University of South Carolina
