Sarah Whitmore, 1st Grade Teacher
Sarah Whitmore has held a wide variety of leadership and teaching roles at schools in Mexico and the United States, including 6th, 7th, and 8th grade Spanish teacher, early childhood and early grades class teacher, and adult education teacher. For over a decade, Sarah trained Waldorf teachers as an instructor at the Center for Educational Renewal. During 11 years at Summerfield Waldorf School in Santa Rosa, she served as a Governance Council member, Board member, College Chair, and EC Coordinator. She was a lead teacher at Marin Waldorf School from 2017 to 2022, during which time she served as college chair, sat on our Diversity, Equity, Inclusion, Justice, and Belonging Committee, and helped to form a unique mixed-age, bilingual early childhood classroom during the pandemic. After two years at the Portland Waldorf School, Sarah returned to Marin Waldorf School to take a leadership role within our faculty. She completed the 4-year teacher training program at Rudolf Steiner College, attending both the grades and the early childhood curriculum tracks. Sarah’s interests include a variety of artistic practices, hiking in beautiful Northern California, and spending time with her family.

Katie Heneghan, 2nd Grade Teacher
Katie Heneghan joined Marin Waldorf School’s faculty as first grade assistant teacher in the fall of 2022, and she took the role of 1st grade class teacher the following year. Before joining our faculty, she worked as a nature connection mentor, facilitated health programming in middle and high schools, taught at a performing arts school, and served as a counselor at a wilderness therapy program. Ms. Heneghan holds a bachelor of arts in theater from Whitman College and a master’s in public health specializing in community health education from the University of Minnesota. She completed a 10-month nature connection and social justice immersion with Weaving Earth Center for Relational Education in Sonoma County. She graduated from the Bay Area Center for Waldorf Teacher Training in 2023. When Ms. Heneghan is not busy teaching, she enjoys spending time outside birding and tracking wildlife, swimming, handcrafting, doing jigsaw puzzles, playing music, traveling near and far, and coming home to her cat, Green Bean.

Mia Terziev, 3rd Grade Teacher
Mia Terziev joined the Marin Waldorf School faculty in 2013, and she led the class of 2022 from 2nd grade to 8th grade. After their graduation, she took the role of lead teacher for the Class of 2030. Before joining our faculty, Ms. Terzeiv held diverse roles as a portrait photographer, a fulltime mom, a birth doula, the owner of a small business making organic cotton baby clothes, and matchmaker. She holds a bachelor's degree in French and photography from San Francisco State University and completed the Waldorf teacher training program at the Bay Area Center for Waldorf Teacher Training. She has two children with her husband, Jasper, and she loves singing, gardening, hiking, and anything to do with interior decorating. 

Rising Percey, 4th Grade Teacher
Rising Percey led the Marin Waldorf School class of 2020 from 5th grade to graduation, then returned to the 5th grade classroom in the fall of 2020 to lead the class of 2024. Before becoming a Waldorf teacher, Ms. Percey was the director of an adult literacy center in Honolulu, later returning to the Bay Area to teach literature and writing to middle and high school students at SAT prep centers throughout the Bay Area. She holds a BA in English literature and creative writing from UC Berkeley and she completed her Waldorf training at the Bay Area Center for Waldorf Teacher Training. Ms. Percey comes from a family of educators: Her grandmother was the director of Chidren’s Fairyland in Oakland, her mother ran an in-home daycare for 38 years, and her sister is a teacher to the visually impaired. Ms. Percey was drawn to Waldorf Education because it reflects her core values: a strong sense of community, personal responsibility, and spirituality. She enjoys spending time outdoors, and being with her family and friends.