Staff
The GSIS community prides itself in the diverse background of its faculty and staff. The majority of the teaching faculty hail from North America (70%) and Oceania (9%). The remaining 21% of the faculty hail from all over the globe including Africa, India, Eastern Europe, and South America. The teachers at GSIS come with a wide range of experiences and expertise to enrich the learning environment for the students.
Administration
Elementary
Primary Years Program Administration
Dr. Jeannie Sung
Elementary School Principal
Ms. Gillian Png
PYP Literacy and Numeracy Specialist
Pre-Kindergarten and Kindergarten
Ms. Jacie Yoder
Pre-Kindergarten Teacher
Ms. Liel Kang
Kindergarten Teacher
Ms. Sue Kim
Pre-K Teacher Assistant
Ms. Lindsay Park
Kindergarten Teacher Assistant
Grade 1
Ms. Karen Courliss
Grade 1 Teacher
Ms. Esther Son
Grade 1 Teacher
Ms. Young Ju Oh
Grade 1 Teacher Assistant
Ms. Sung Ye Ryoo
Grade 1 Teacher Assistant
Grade 2
Ms. Kathleen Little
Grade 2 Teacher
Ms. Rebecca Mayer
Grade 2 Teacher
Ms. Sarah Jin
Grade 2 Teacher Assistant
Ms. Ok Hee Kim
Grade 2 Teacher Assistant
Grade 3
Mr. Henry Laygo
Grade 3 Teacher
Mr. Robert Welch
Grade 3 Teacher
Ms. Abigail Son
Grade 3 Teacher Assistant
Grade 4
Mr. Timothy Courliss
Grade 4 Teacher
Ms. Jenny Ahn
Grade 4 Teacher
Ms. Christina Yoo
Grade 4/5 Teacher Assistant
Grade 5
Mr. Ryan Mayer
Grade 5 Teacher
Ms. Sheila Anne D'souza
Grade 5 Teacher
Specials
Mr. Marcio Alves
PYP Physical Education Teacher
Ms. Seolha Park
PYP Korean Teacher
Ms. Ashley Jackson
PYP Performing Arts Teacher
Ms. Miriam Lee
PYP Visual Arts Teacher
Ms. Seungmin Lee
PYP Korean Teacher
Secondary
Secondary Administration
Ms. Tiffeney Brown
Interim Head of School / Secondary Principal
Ms. Jenny Kim
Secondary Assistant Principal, DP Coordinator, & DP Language Acquisition - Korean Teacher
Ms. Nishtha Daniel
Secondary Assistant Principal/MYP Coordinator
Group 1 Teachers - Language and Literature
Ms. Amy Evans
MYP English Teacher
Ms. Sook Hyun Lee
MYP/DP Korean Language & Literature / Korean Language Acquisition
Ms. Sung Hee Lee
MYP/ DP Japanese Teacher
Ms. Janice Middleton
MYP English Teacher
Ms. Oneyda Sandoval-Varela
MYP/DP English, DP Psychology Teacher, & IBMYP Service As Action Coordinator
Ms. Min Hee Shim
MYP/ DP Korean Teacher
Mr. Elias Torres Jr
DP English Language & Literature / TOK Teacher
Ms. Morgan Walker
MYP/DP English Language & Literature Teacher
Ms. Young Ah Yoon
MYP/DP Korean Language & Literature / Korean Language Acquisition
Group 2 Teachers - Language Acquisition
Ms. Shu Fen Chang
MYP Mandarin Teacher
Ms. Zulving Franco
MYP/ DP Spanish Teacher
Ms. Shao-Hsien Kuang
MYP/ DP Mandarin Teacher
Ms. Elvira Marciano
MYP Spanish Teacher
Group 3 Teachers - Individuals and Societies
Ms. Jenny Ahn
DP Business Management & DP Economics Teacher
Ms. Alyssa Muus
MYP I&S Teacher/ IBMYP PP Coordinator
Mr. Liam Shaughnessy
MYP/DP History & DP TOK Teacher
Ms. Pamela Wright
MYP I&S/ DP Business Management Teacher
Group 4 Teachers - Sciences
Ms. Maria Carreon
MYP/DP Science & Chemistry Teacher
Ms. Joanna Kim
MYP Science Teacher
Ms. Stella Kim
MYP Science & DP ESS Teacher
Ms. Katherine Porter
MYP/DP Biology & DP ESS Teacher
Dr. J. Scott Wigenton
MYP/DP Physics Teacher
Ms. Du Ri Song
Teacher Assistant (Science Lab Technician)
Group 4 Teachers - Design Technology
Mr. Rajneesh Daniel
MYP/DP Design Tech & DP Computer Science Teacher
Mr. Idowu Solomon Balogun
MYP Design Tech Teacher
Group 5 Teachers - Mathematics
Mr. Ibukun Adeleye
MYP Math Teacher
Ms. Cindy Choi
MYP/DP Mathematics Teacher & Choir Director
Ms. Yiesun Lee Kim
MYP/DP Mathematics Teacher
Mr. Mark Rosario
MYP Mathematics Teacher
Ms. Junghye Yun
MYP/ DP Mathematics Teacher
Group 6 Teachers - The Arts
Mr. Dustin Jackson
MYP/DP Music & Band Conductor
Ms. Risa Kim
MYP/DP Visual Arts Teacher
Ms. Esther Machileka
MYP/DP Drama and Theater Teacher
Ms. Hana Na
MYP Visual Arts Teacher
Mr. Chan Yang Park
MYP/DP Music & Strings Teacher
Photo will be
Updated Soon
Ms. Katelyn Park
MYP/DP Visual Arts & MYP Design Technology Teacher
Physical Education Teachers
Mr. John Blanchard
Athletics Director
Mr. Matt Evans
MYP PE Teacher
Ms. Rosario Mary Jesudoss
MYP PE Teacher
Bible Teachers
Mr. Jonathan Kwon
Secondary Bible Teacher
Ms. Rochelle Makweya
Secondary Bible Teacher
Student Support
English Language Learning/Special Educational Needs
Mr. Andrew Tressa
EAL Coordinator/Secondary EAL Teacher
Ms. Keran Fynn
PYP EAL Teacher
Ms. Dacyl Gloria
Secondary Special Education Coordinator/Teacher
Ms. Ju Yeon Park
PYP SEN & EAL Teacher
Ms. Susie Kim
MYP English Language Learning Support
Mr. Jim Lantz
PYP EAL Teacher
Mr. Jinku Lee
MYP/DP Language Acquisition - English / Bible/ TOK Teacher
Student Life and Counseling
Mr. Chuck Krugler
Grade 12 Counselor
Mr. David Lee
MYP Counselor
Mr. Wynn Collin Arellano
Social & Emotional Counselor/Grade 9-12
Mr. Michael Rhee
College Counselor
Mr. Casey Fanning
Elementary Counselor
Information & Technology
Mr. Nicholas Schirmer
Director of Technology
Mr. Sung Chul Kwon
IT
Mr. Dony Kim
Staff-Auditorium Specialist
Library and Media
Ms. Colleen James
Secondary Librarian/ EE Coordinator
Mr. Adam Jantz
PYP Librarian
Aquatics
Mr. Ulrich Mullur
Aquatics Director/ PE Teacher
Mr. Soo Yong Kim
Lifeguard - Teacher Assistant
Ms. Cintia de Siqueira Cassa Lope
Teacher Assistant (Aquatics)
School Health
Ms. Ann Kil
School Nurse