Administration & Office Staff
B.A., Psychology, Harvard University; M.ED., Elementary Education, Lesley University; Van Lunen Center for Executive Management at Calvin University
Wayne Sit, Head of School since 2010, fell in love with teaching during his junior year at Harvard. During his 27 years in education, he has been a middle school teacher, as well as the academic dean and director of technology at Boston Trinity. Wayne loves the AACS community and its desire to continue being an excellent school for Christ in the greater Ann Arbor area. He and his wife have five children, three who currently attend AACS, and are members of Knox Presbyterian Church.
B.S., Elementary Science, Eastern Michigan University; M.A., Curriculum & Instruction, Eastern Michigan University
Involved in education for over 30 years including public school teaching, private school teaching, reading intervention, and university level teaching, Renee joined the staff of AACS as the fourth grade teacher in 2009. Renee is now our Curriculum Director, overseeing the school’s curricular offerings and academic programs. She and her husband are members of St. John the Baptist Catholic Church and have four children.
B.S., Elementary Education, Eastern Michigan University
Helping children not merely know about God but connect personally with Him is Becky’s passion. She loves finding ways to nurture students’ faith and to support teachers as they help students on their faith journey. Working with the Middle School Praise Band/Team as they help lead chapel worship brings her great joy. She has been on staff with AACS since 1995, first as the 5th grade teacher and then moving to the role of Spiritual Life Coordinator. She loves the Christ-centered, denominationally diverse, and loving community found at AACS. Becky and her husband Tom are members of University Lutheran Church in downtown Ann Arbor.
B.S., Nursing, Bethel University; MSN, Nursing, Vanderbilt University
Heidi first joined the AACS family in 2008 when her oldest child entered 3rd grade. All three of the Eliason children went on to graduate from AACS with the final graduation in 2019. Heidi is excited to be back at AACS serving the school in a different capacity. AACS provided a wonderful community for their family and all have lifelong friendships. Heidi and her husband will be forever grateful for the years their children attended AACS.
Bachelor Studies, Washtenaw Community College
Mike attended Washtenaw Community College for a time and then changed directions and was hired as an Instructors Assistant in their auto body shop. He accepted Christ on January 10, 2011, at 22 years old at Camp Barakel and attends Calvary Bible Church in Ypsilanti. He teaches Sunday school and is an AWANA leader. He loves to serve, and this position has opened a great opportunity to serve the staff, kids, and families every day. He lives in Dexter with his two sons, and if not at work he is with them out in the woods on their mountain bikes. Mike is also an amateur blacksmith.
Undergraduate Certificate (CDA Credential Prep), Penn Foster College; Early Childhood Education, Khatcher Kalousdian Pedagogical Center (Beirut, Lebanon)
Arpi was raised and studied in Lebanon and has almost 10 years of experience as a preschool teacher. In Lebanon, she taught ESL to Arabic and French-speaking students at Jesus and Mary School. Arpi and her family moved to Michigan in 2020. Her oldest daughter Lori will be studying at Wayne State University, while Leela will be in 10th grade, and Jacob will be at AACS as a preschooler. She believes in the importance of providing children an excellent education, as well as a strong Christian foundation.
B.S., Elementary Education, Northern Illinois University; M.A., Education: Curriculum & Instruction, Cornerstone University
Keri Louwerse has 10+ years of teaching experience in international and Christian schools. She has taught in Michigan, Florida, and the Cayman Islands. She is active in children’s ministry at her church, teaching Sunday School, and leading a ministry for children experiencing divorce. Keri is excited to be teaching at a school where she can share her passion for learning and for Christ. Keri and her husband live in Webster Township with their three children. They are members of the conservative Dexter United Methodist Church.
B.A., Spanish, Grand Valley State University
Jeanne was born and raised in Holland, MI and attended public schools her whole life. After moving to Ann Arbor, she worked in the Ann Arbor Public Schools as a parapro in a Special Education class for 4 years. When she and her husband decided to send their 3 children to AACS, her entire family fell in love with the school. Jeanne joined our staff as a part-time aide in the aftercare program in 2015. Outside of school, she has co-directed a women’s Bible study program (Coffee Break), taught Sunday School, and is currently the GEMS coordinator for 2nd-5th grade girls at the Ann Arbor Christian Reformed Church.
B.A., English Literature and Education & Post Graduate Certificate of Education, Elementary Education, Digby Stuart College, University of Surrey
With over 30 years of teaching experience, Maggie hails from Wimbledon, England and began her teaching career in England before moving to the United States in 1991 with her American husband. She has been blessed to be part of the AACS community for over a decade, where she shares both her love for teaching and her love for Christ with the students and excellent staff. She and her husband are members of Christ the King Church in Ann Arbor.
B.A., Elementary Education, Calvin University (formerly Calvin College)
Starting in 2001, Kellie was a teacher at AACS for 9 years and then stepped away to be home with her growing family. Kellie remained closely connected to AACS in many ways, including substitute teaching and serving on the school board for 5 years. She has also enjoyed her role as an AACS parent as her own children have embarked on their educational journeys here! She was thrilled to rejoin the staff in 2020. Kellie resides in Whitmore Lake with her husband Paul and their two sons. They are members of Ann Arbor Christian Reformed Church.
B.A., History, Eastern Michigan University; M.A., History, Eastern Michigan University
With over 25 years of teaching experience, Kirstin brings a love of all things middle school (particularly the students), her energetic personality, her passion for developing excellent reading and writing skills, new technology skills in digital teaching to our middle school community. Above that is her passion for learning about God and teaching students about God’s truths in the classroom. She and her husband live in Ann Arbor and attend NorthRidge Church. They have 3 adult daughters and are grandparents.
B.S., Business Administration (Marketing), Miami University; Secondary Mathematics Education, Xavier University
Tama began her career teaching middle school mathematics and language arts while her husband, Mike, was attending seminary. After his graduation they moved to Ann Arbor. They are the parents of six children, all of whom graduated from AACS. Tama loves seeing students’ progress in their analytical, reasoning, and problem-solving skills and use of various strategies to tackle challenging math problems. Tama’s husband Mike is a retired Associate Pastor from Knox Presbyterian; they are currently serving at Restoration Outreach Ministries.
B.A., Secondary Education, Mathematics, and Economics, Calvin College
Tami first came to AACS as a parent. She also served on the board, was a substitute teacher, and taught a math elective. Tami’s love for AACS led to her joining the middle school team. She has been teaching math in some capacity for the last 20 years. She loves the challenge of teaching a subject that can be some students’ least favorite and most challenging class. She loves to see a student grow and learn to love math. Tami and her husband have two sons and attend Knox Presbyterian Church.
B.A., English and Secondary Education, James Madison University
Julie fell in love with teaching during her senior year of college. During her student teaching experience, she realized that her love for literature and writing, and her love for teenagers, combined perfectly for a career in teaching. Her desire for all students is that they develop a love for reading, and more importantly, that they grow in their love and knowledge of God. Julie, her husband, and her three young-adult children live in Ypsilanti and attend Knox Presbyterian Church.
B.A., Special Education, Calvin College
Karen has been a part of Ann Arbor Christian for over 25 years, as a parent, substitute teacher, and kindergarten teacher. Though she had to leave the school community when her husband accepted a job placement overseas, her love for AACS and her commitment to Christian education remained strong. Karen began serving on the school’s Board of Directors while living overseas. Returning from the overseas assignment, Karen returned to her home in Dexter, her home church at Ann Arbor Christian Reformed Church, and also joins the middle school team as a support to teachers and students.
B.S., History, Political Science, and Secondary Education, Eastern Michigan University
Ty and his family have been AACS supporters since his son entered the school in 2010. In 2022, Ty brings his forty-five year passion for God’s Word to 6th Grade Bible learners. He has enjoyed coaching many sports in various communities and school settings over the years, including AACS baseball and flag football since 2021. Ty’s weekdays are spent at the University of Michigan where he designs the telecommunications cabling and facility infrastructures. He and his family attend Ypsilanti Free Methodist Church and are active in leading small groups, community meals, and KidZone.
B.S., Elementary Education, Dordt College
Bryan brings his love of physical health and athletics to AACS. He attended Dordt College in Iowa, where he played baseball for four years. At Dordt, he earned his B.A. in Elementary Education with a minor in Physical Education, along with certification in middle school mathematics and social studies. Over the past eight years, he has coached football, basketball, cross country, baseball, and softball. He loves watching students use their God-given athletic gifts and developing them over the span of their school careers. Bryan and his wife attend Ann Arbor Christian Reformed Church and live in Pinckney.
B.A., Music Education and Classical Piano Performance, Zurich Music Conservatory (Switzerland)
Manuela is so thankful to be joining AACS! She moved back to Michigan (where she is originally from) 2 years ago after living overseas for more than 25 years. She speaks 4 languages: English, Swiss, German, and Arabic. She and her husband have 4 amazing children. Manuela loves to play the piano, sing, and lead worship. Her passion is to each children music and is looking forward to seeing all that God has planned for this year!
B.A., Humanities, Hope College
Hailing from Holland, Michigan, Abbie-Jo brings over 20 years’ experience teaching PreK-12 music in both public and private schools in Minnesota and Michigan. She earned a BA in Humanities from Hope College where she played French horn. During her time in Minnesota, she conducted and started various children’s choirs, taught both private piano and horn lessons, and played in a church orchestra. For 10 years, Abbie-Jo was the Musical Director for AACS Theater Club. She currently attends The Naz in Brighton and plays with the worship team in addition to being a guest French hornist for area churches.
B.A., Fine Art and Education, University of Toledo
Arienne aspired to become an art teacher at a very young age, as her mother is also an art teacher. She attended the University of Toledo and graduated at the top of her class. Her diverse prior teaching experience has allowed her to teach and work with students displaying a full spectrum of ability levels. For Arienne, Christian education is important because it strengthens students’ faith and understanding of how God plays a crucial role in all things that we do and in all subject areas. School not only shapes a child’s mind, but also their heart. She lives in Ypsilanti and attends NorthRidge Church.
B.F.A., Eastern Michigan University, Teaching Certification
Becca attended Eastern Michigan University and graduated with a degree in Fine Arts with Teaching Certification. Upon graduation, she taught art at a K-8 school in Ypsilanti for 8 years. She took a break from teaching when her two boys were born. Once her children started attending AACS, she quickly fell in love with the community and soon joined the staff as an academic support team member. She enjoys serving the school in a variety of ways. Becca, her husband, and two sons attend Calvary Bible Church and live in Whitmore Lake.
B.A., Human Resources; Minor, Early Childhood Education; Ohio State University
After graduating from Ohio State Lisa moved to Ann Arbor (“enemy territory” as she called it) to be with her high school sweetheart and eventual husband, Shawn. Now they have two boys who attend AACS and are excited to see how God will grow the school in future years. When her youngest came to AACS she felt a calling to start working again part-time and was excited when an opportunity came to be a part of our academic support team almost 3 years ago! Lisa enjoys planning ALL the things, organizing, and traveling. Lisa’s family attends Dexter United Methodist Church.