“Imagination does not become great until human beings, given the courage and strength, use it to create.”
Maria Montessori
The STXM Toddler Team Guides Students Ages 18 months – 3 years
Callie Rupp
Callie began working with children as a camp counselor during her college summers and later led the 3–5-year-old group at the Big Island Adventure Camp on St. Croix. She earned a bachelor’s degree in Art Education, a master’s degree in Special Education, and is a certified AMI Montessori 0–3 Guide. Callie has taught around the world—in Costa Rica as an art teacher, in Mexico City as a first and second grade teacher, and in Taiwan as a preschool and kindergarten teacher for six years. She embraces Montessori fully, guided by the quote, “Help me to do it myself.” Outside of school, Callie enjoys fire dancing, snorkeling, and time with friends and family.
Isha Alexander
Originally from Dominica, Isha has dedicated her life to helping young children grow into confident, capable learners. Her journey began with Head Start programs in Dominica and continued when she moved to St. Croix, where she worked at a private school before joining St. Croix Montessori. Isha holds an AMI Montessori Assistant Certificate from the Southwest Institute of Montessori Studies and is passionate about creating a safe, loving, and creative environment for all children. She speaks French Creole, loves to cook with her daughter, and finds inspiration in the curiosity of characters like Curious George. Isha believes deeply in the power of education and looks forward to continued growth in her Montessori journey.
Atasha palmer
Atasha was drawn to Montessori because it reflects her belief that every child is capable, unique, and deserving of respect. With over 12 years of experience working with infants and toddlers, she loves watching young children grow through hands-on exploration and meaningful routines. Atasha finds joy in the “firsts” toddlers bring—first friendships, first full sentences, and first steps toward independence and self-discovery. A fun fact about her is that she loves to sing and watch musicals, and as a child, she dreamed of being on Broadway. Outside of school, she enjoys cooking, baking, beach days, and time with friends and family. Her favorite book to share is Fancy Nancy because it celebrates confidence, individuality, and self-expression. A quote that guides her comes from Benjamin Franklin: “Tell me and I forget. Teach me and I remember. Involve me and I learn.”
The STXM Primary Team Guides Students Ages 3 years – 6 years
najua idheileh
Najua was drawn to our school’s commitment to fostering independence, curiosity, and compassion through Montessori education. With coursework in child care education from UVI and hands-on experience supporting Montessori students, she’s currently pursuing her AMI certification to deepen her knowledge. Najua brings a multicultural perspective to the classroom—she’s a polyglot who speaks English, Portuguese, Arabic, and Spanish, and she loves sharing languages with young learners. Her favorite book to read aloud is La Oruga Muy Hambrienta, the bilingual version of The Very Hungry Caterpillar. Outside of school, she enjoys yoga, walking, and quality time with loved ones—nurturing mind, body, and heart.
lei’lani Santos
Lei’Lani was drawn to St. Croix Montessori for its commitment to student-centered learning and its blend of Montessori and IB values that nurture independence, curiosity, and creativity. A graduate of Penn Foster High School at 16 and The Art Institute at 17, she brings determination and joy to her work with children. Lei’Lani loves guiding students as their curiosity blossoms, helping them grow into confident, thoughtful learners. A big kid at heart, she believes in finding the magic in little moments and making learning an adventure. Outside of school, she enjoys cooking, playing steel drums, and spending time with her son. Her favorite story to share is Where the Wild Things Are — a reminder that imagination and love always lead us home.
akua jackson
Akua feels a deep alignment with the Montessori philosophy and the joy it brings to both teaching and learning. Every day in the classroom feels, as she says, “like finding the pot of gold at the end of the rainbow” as young learners discover and explore. She holds a B.A. in International Development from the University of Michigan–Ann Arbor and a teaching certification from the New College of California. Her experience includes teaching at the International School of Santo Domingo and training in restorative justice, leadership, and parent education. Many people don’t know that Akua is also a professional DJ and dancer—she brings that same rhythm, creativity, and joy to the classroom. Fluent in Spanish, she values global connection and cultural understanding. A quote that speaks to her is from Dr. Martin Luther King Jr.: “Intelligence plus character – that is the true goal of education.”
The STXM Elementary Team Guides Students Ages 6 years – 11 years
Maddy Wilson
Maddy fell in love with the Montessori approach during her first visit to STXM in 2021 and never looked back. She holds degrees in Secondary Education and French from St. Louis University and completed her Montessori training through NAMC and AMI (The Montessori Institute, Denver). Maddy loves guiding second-plane learners as they explore big questions—both academically and socially. Fluent in French and Spanish, she brings a global perspective to her classroom, shaped by two years of world travel. Outside school, she enjoys surfing, performing in plays, crocheting, and being outdoors. Her favorite read-aloud? What Do You Do With an Idea? by Kobi Yamada.
Jean bishop
Jean brings a wealth of experience and deep Montessori roots to our school. Her journey began in 1980 as an assistant in a Montessori Elementary program, leading her to complete her AMS 6–12 training and pursue AMI certification. She also holds a BA (Hons) in Music and UK teaching certification in Middle Years Education. Jean loves guiding elementary students as they explore problems with curiosity, energy, and kindness. She was born in England with family ties to India. Her grandmother even worked alongside Maria Montessori in India during World War II. Outside school, Jean enjoys watercolor painting, travel, and time with loved ones.
vernice challenger
v.challenger@stxmontessori.com
Vernice first learned about Montessori from a family member and soon found herself inspired by its child-led philosophy. She joined St. Croix Montessori as an assistant guide and has spent the past nine months supporting children with patience and care. Vernice especially loves working with young learners because of their curiosity and openness to trying new things. Though she describes herself as shy, her calm presence and steady support shine in the classroom. Outside of school, Vernice enjoys working in her yard and attending church. She brings heart, consistency, and quiet strength to our school community every day.
Radiance Irwin
Radiance joined our school the very same day she read about it in the Avis—she walked in, met Ms. Sullivan, and was hired on the spot. A proud Crucian, born and raised on St. Croix, Radiance brings over 45 years of experience working with children. She recently earned her AMI Montessori Assistant Certificate and says she’s still learning and growing every day. Known for her warm hugs and playful spirit, Radiance believes that every child holds greatness within. She loves fairy tales, cooking, and spending time with her beloved grandchildren and great-grandchildren. Her favorite quote? “Perhaps a great future leader is with us…”
The STXM International Baccalaureate MYP Team Guides Students Ages 11 years – 14 years
and Athletic Director
keith pollock
Keith was excited to help build a new program on the island that encourages kids to become creative thinkers and lifelong learners. With a Bachelor’s in Middle School Education and IB certifications in Math, Science, Health, and PE, Keith has taught 4th to 8th grades and loves supporting students during this important stage of discovering who they are. When he’s not teaching, you’ll find him snorkeling with his family and dogs or soaking up ocean views. Keith also believes that athletics can be a fun and powerful way for kids to learn about themselves.
Individuals & Societies
Vanessa Cadette
Vanessa loves the collaborative spirit among staff and the energy of engaged students at STXM. With a rich background in dance and education—including a Dance Theatre credit from the University of the Arts, an AA in History and French, a BA in French Linguistics, and an MA in Education and HR Management—Vanessa connects with students in a relatable way. Before teaching, she was a performing artist who worked with Lauryn Hill and Kenny Gamble and even represented an NGO at the United Nations. When she’s not at school, Vanessa enjoys performing and shares Shel Silverstein’s The Giving Tree for its heartfelt lessons on love and sacrifice. She speaks several languages including Patois, French, and Spanish.
Serena bishop
Serena was drawn to St. Croix Montessori by the joy-filled energy of its staff, students, and families. With a double major in Early Childhood and Special Education from Gannon University, she brings a strong foundation in inclusive teaching and student support. She loves guiding middle school students during their pivotal years, helping them embrace creativity, curiosity, and confidence. A lifelong theater enthusiast, Serena has been performing since age six and now brings that passion for the arts into her classroom. She is especially excited to immerse herself in the International Baccalaureate program, where inquiry and creativity come together to inspire unique thinkers. Outside of school, Serena enjoys sailing, scuba diving, clay sculpture, and bedazzling everyday objects.
Radiance Irwin
Radiance joined our school the very same day she read about it in the Avis—she walked in, met Ms. Sullivan, and was hired on the spot. A proud Crucian, born and raised on St. Croix, Radiance brings over 45 years of experience working with children. She recently earned her AMI Montessori Assistant Certificate and says she’s still learning and growing every day. Known for her warm hugs and playful spirit, Radiance believes that every child holds greatness within. She loves fairy tales, cooking, and spending time with her beloved grandchildren and great-grandchildren. Her favorite quote? “Perhaps a great future leader is with us…”
The STXM Administrative Team Guides The Process
Tracy Cole
Tracy was first introduced to Montessori in a powerful meeting with the school’s founding board members, and it’s been a love story ever since. A lifelong educator, she’s passionate about fostering a school culture where every child—and adult—feels known and valued. Tracy thrives in our collaborative environment and brings warmth, leadership, and curiosity to her work. A certified Dive Master and licensed boat captain, she has a love for the ocean and the island that runs deep. She enjoys traveling, reading, diving, and time with family. Her favorite book to share? The Velveteen Rabbit, a story about becoming real through love.
Rob Engel
As Assistant Head of School, Rob brings both heart and leadership to our community. He was first drawn to STXM for its International Baccalaureate values and commitment to nurturing confident, independent learners. Rob holds a B.A. in Communications with a minor in Criminal Justice, as well as a Master’s in Adult Education and Training. A lifelong basketball enthusiast, he uses the game to teach teamwork, resilience, and leadership—skills that carry into the classroom and beyond. Known for his adventurous spirit—he’s broken 42 bones and had over 200 stitches—Rob also enjoys floating on the water, reading, and photography. His guiding belief: “We do not rise to the level of our expectations; we fall to the level of our training.”
Marci fritz
Marci leads admissions, enrollment, and events at St. Croix Montessori, bringing creativity and heart to every connection she makes with families. With a B.A. in Computer Graphics & Interactive Media and an A.A. in Liberal Arts, she combines design skills with strategic thinking to share the story of our school. Marci loves welcoming new families, guiding them through the enrollment process, and creating events that showcase the energy and joy of our community. A designer at heart, she still treasures beautiful stationery and letterpress. Outside of school, Marci enjoys the beach, scuba diving, yoga, traveling, and time with friends and family.
Mike Morales
Mike joined St. Croix Montessori to be part of a growing learning community where every role contributes to the positive impact the school makes. With a background in farming, landscaping, turf care, and building maintenance, he provides essential skills for both daily needs and future expansion. Mike especially enjoys when students stop to ask about his projects—it’s a chance to share his knowledge and inspire curiosity about the work around campus. Outside of school, he enjoys traveling, fishing, farming, and golfing. We don’t get to see it on campus, but Mike is also a guitar and bass player and loves to “make some noise now and then.”
Jennifer zegarelli
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Malika Francois
Malika was drawn to St. Croix Montessori for its focus on nurturing the whole child and creating a welcoming, supportive community for students and families alike. With a B.A. in General Studies (Business Administration), an A.A.S. in Computer Applications Technology, and 36 credits in the field of education, she brings both organization and heart to her work in the front office. Malika has over four years of classroom experience in elementary education and is currently pursuing a B.S. in Data Analytics. She enjoys hands-on projects – crafts, music, gardening, and even working on cars – and speaks conversational Spanish. Her favorite children’s book, The Dot by Peter H. Reynolds, reflects her belief that with the right care, guidance, and environment, each child’s individual beauty and strength flourish. Malika’s warm smile and steady presence make her a welcoming first face for students, parents, and visitors each day.
