Our Staff
Peninsula School staff is one-of-a-kind. Our emphasis on meaningful academics and authentic relationships is possible due to our exceptional quality of educators. Every staff member, no matter their role, engages with and holds value in the lives of our students and families.
Meet our staff below!
Alexandra Griffin
Weaving Specialist
Amy Doss
Literacy Specialist
Andrea Parks
Lower School Math Specialist
Anne Fong
Aran Johnson
Associate Teacher
Ayla Miller
Art Specialist
Ayesha Sumbal
Director of Instruction & Belonging
Beth Lee
Director of Finance & Operations
Bette Henley
Technology Manager
Betty Achinstein
Head Teacher
Camerina Aceves
Associate Teacher
Charmaine Fernandez
Head Teacher
Christy Utter
Head Teacher & Upper School Humanities Specialist
D'Arcy Nicola
HR Specialist
David "Bailey" Bailey
Director of Facilities
Eleanor Furness
Assistant Teacher
Erin Moore
Interim Lower School Music Specialist
Gail Blackmarr
Associate Teacher
Gerry Fortain
Head Teacher & Upper School Math Specialist
Heather Horacek
Annual Giving & Alumni Relations
Izumi Ueno
Office Manager & Administrative Assistant
Jahanna Tafari
Associate Teacher
Jeff Zotz
Head Teacher & Upper School Science Specialist
Jenny Polstra
Assistant Teacher
Jesse Gillispie
Head Teacher & Upper School Humanities Specialist
Johanna Aeschliman
Head of School
Jonathan Castañeda
Jonathan Seiberlich
Upper School Music Specialist
Judy Thalheimer
Senior Accountant
Kai Alden
Head Teacher
Kari Seligman
Summer Program Co-Director
Kathy Alberts
Associate Teacher
Kristina Cohen
Head Teacher
Lauryn Hart-Skaife
Assistant Teacher
Lydia "Jamie" Meraz
Assistant Teacher
Malcolm Pringle
Interim Lower School Science Specialist
Margot Berrill
Library Specialist
Martha Cortez
Associate Teacher
Martha Ramos de Arellano
Assistant Teacher
Maša Tasovac
Director of Childcare, Enrichment, & Summer Nursery Programs
Matison Hall
Assistant Teacher
Matt Brotsch
Physical Education Specialist
Megan Hart
Head Teacher
Michele Buschini
Director of Admissions & Enrollment
Milly Siegel
Communications & Outreach Specialist
Moira McNamara
Woodshop Specialist & Events Coordinator
Nancy Leech
Associate Teacher
Paula Terzi
Spanish Specialist
Rasha Glenn
Head Teacher
Rebecca Wakim
Assistant Teacher
Seph Thomas
Associate Teacher
Stephanie Lima
Head Teacher
Shu Rosenthal
Clay Specialist
Vicky Velasquez Arguello
Associate Teacher