5th Grade Faculty
5th grade students at The Magellan International School are supported by a highly qualified lead teacher in the classroom with exceptional fluency in Spanish. Most faculty members at MIS are native Spanish speakers. Student learning is also guided by specialty 5th grade teachers in English, Mandarin, Library, Art, Music, Digital Literacy, Design/Innovation and Physical Education. Social & Emotional learning is supported by both the classroom teacher as well as a Counselor, and Learning Support is provided by our Literacy & Learning Specialists.
In 5th grade, PYP Exhibition teams are mentored by various members of our faculty and staff beyond our 5th grade team.
Head of Primary School
Sagrario is a passionate professional with more than 20 years of experience in a wide variety of educational settings. She is a lifelong learner that believes that students learn best when they are empowered and feel ownership of their learning. Sagrario has a BA in Education from the Pedagogical University in Mexico and has taken different undergraduate courses from Stanford and Harvard University. She is bilingual in Spanish and English and has a deep understanding of the International Baccalaureate (IB) program.
Sagrario was born and raised in México City. During her journey in education she worked in different schools in México such as Alexander Bain and the American School Foundation, where she held different teacher and administrative roles such as, lower school teacher, Primary Years Programme (PYP) coordinator and dean of students. She began her career in the United States in 2008 at Escuela Bilingüe Internacional in Oakland, California where she came to implement the Primary Years Programme (PYP). She held the roles of Assistant Head, PYP Coordinator and Director of Curriculum and Learning for Pre-kinder to 8th grade and oversaw the Middle Years Programme (MYP) implementation.
Her passion for education has also allowed her to do significant work for the IB as a workshop leader, consultant, school evaluation and accreditation leader and IB field representative in charge of the quality of the workshops given in The Americas. Sagrario has also been instrumental in the implementation of new IB services for schools at a global level, to develop a quality curriculum in schools.
Sagrario has sought to share best practices wherever she has taught, presenting at educational conferences such as the IB Regional Conference and the California Association of Independent School Conference.
Sagrario describes herself as an inquirer and is a true believer that as educators we need to nurture each child’s love of learning by cultivating academic excellence, emotional intelligence, and social engagement.
Head of Preschool & PYP Coordinator
Julieta Carrillo is a bilingual teacher and administrator who came to Magellan in 2014 as the PYP Coordinator. She is also an Apple Certified Teacher and an IB Educator. She has a Bachelor Degree in Early Childhood Education specialized in Bilingual Education and Curriculum Design. Julieta has been in Education for 25 years in many private bilingual IB schools in Mexico City, such as Instituto Educativo Olinca, The Churchill School, Colegio Williams and Colegio Internacional de México.
After teaching 8 years, recognizing the value of the IB programmes and living by the philosophy of the PYP, she became a PYP Coordinator in 2005 and since then, she has led different schools through the process of IB verification and evaluation visits in a very successful way. She proudly guided all the self-study process for The Magellan International first evaluation visit.
IB Educators perform three different roles: as a workshop leader, Julieta has been training teachers and administrators in regional and on-site workshops throughout IB Americas. As a site visitor, she takes part in visiting teams that authorize and evaluate schools and as a consultant for interested schools through their feasibility study and early implementation of the PYP. These experiences enable her to enrich her role at MIS because she has plenty of opportunities to discover the power of different realities and perspectives in our globalized world.
Julieta describes herself as an inquirer by nature and a creative open-minded life long learner.
Guiomar Aya is originally from Bogota, Colombia. She has a degree in History awarded by the Pontificia Universidad Javeriana in Bogotá, and obtained a diploma in “History of the Hispanic World” at the Centre for Social Studies, CSIC, Madrid, Spain. In 2012, she achieved his certification in Category 1 PYP Primary Years Program, Texas IB Schools.
Guiomar worked with the Bogotá Mayor’s Office, where she served as a workshop for children and teens interested in rebuilding their personal histories and stories of their neighborhoods. Guiomar has worked as a teacher –associate instructor- in private universities in her country and parallel to her teaching experience, she worked as a researcher at the National Archives and the Archives of Bogotá, institutions dedicated to research and preserve the historical memory of her country. In 2009, Guiomar served as Project Coordinator Centers of Memory and Narratives of Memory, sponsored by the Ministry of Culture of Colombia; these projects sought to raise awareness, to different communities of children and youth from public and private schools, and adult population in the country, about the importance of preserving cultural memory of our peoples. In 2011, she moved to Austin when she started to work at The Magellan International School.
Guiomar is convinced that schools, teachers and parents should educate students to be able to contribute to the development of their communities, to perceive the world in a holistic way and to grow, transmit and preserve cultural diversity. To achieve this goal, Guiomar believes that bilingual education is a prime element in the training of our children; it offers the ability to define the sense of identity, recognizing the socio-historical process and preserve the heritage of our nations.
Blancanela Miles is a native of Valencia in the north of Venezuela. She has a Bachelor’s degree in Preschool Education and 15 years of experience in International Baccalaureate schools, working in various Preschool and Elementary grades. In 2002 she began to work in an IB school in Venezuela. In 2014 she moved to Panamá to have a different opportunity to learn more about education practices in International Baccalaureate Schools. She worked with the Academy of Science in Venezuela in the “Ciencia en las Escuela” Program, instructing teachers on teaching Science in elementary schools.
In 2016 she went to the IB Academy in Lima, Peru to be an IB workshop leader and evaluation visit team member in the International Baccalaureate.
She loves teaching and learning with the students, making students happy and comfortable in the classroom, and promoting reflection with students when needed. She enjoys doing science projects, reading books in the classroom, and resolving problems working in teams.
English Teacher, Languages Leader
Kathryn Prater is a native Texan. She completed her Bachelor of Science in Elementary Education at the University of Texas at Austin with a minor in Spanish. After teaching second grade for several years, she earned a scholarship to study bilingual education and anthropology at Southern Methodist University in Dallas, Texas where she earned a Master of Liberal Arts degree. She has a total of fourteen years teaching experience in Texas Public Schools and holds certification in Elementary Self-Contained Grades 1-8, Early Childhood Education, Elementary Spanish Grades 1-8, and Bilingual/ESL Grades PK-8. After participating in a district-sponsored teacher research project, Kathryn decided to pursue a doctorate at The University of Texas at Austin in Curriculum and Instruction, graduating with a PhD in 2003.
Kathryn has extensive experience in literacy and curriculum development in both English and Spanish. While working at the Vaughn Gross Center for Reading and Language Arts at UT, Kathryn worked as a research associate and project coordinator, designing curriculum and participating in research investigating the efficacy of bilingual and ESL instruction in the primary grades. She wrote professional development guides and supported teachers as they implemented a variety of reading interventions. Kathryn was on the original team that wrote and presented the Texas Teacher Reading Academies across the state. She worked on the revision of these materials to create the National Teacher Reading Academies and has shared this information with teachers across the United States. Working as a consultant, Kathryn provided support for teachers working with struggling readers and language learners through presentations and onsite visits to elementary schools in Texas, Indiana, Oregon, West Virginia, Florida and North Carolina.
As an assistant professor, Kathryn worked at the University of North Carolina, Greensboro and most recently at Southwestern University in Georgetown, Texas. She taught reading and language arts methods, ESL teaching methods, children’s literature and graduate courses in ESL literacy development and early childhood teaching methods. In Greensboro, Kathryn was co-principal investigator on a $1.5 million Department of Education grant (TESOL for All) that involved the design and delivery of over 100 hours of professional development for college faculty and Kindergarten through twelfth grade teachers focusing on second language acquisition theory and research-based ESL teaching methods. At Southwestern University, she co-chaired the Institutional Review Board (IRB) for two years. This board was responsible for ensuring that all research conducted using human subjects complied with federal guidelines. Her research has been published in peer-reviewed journals including The Reading Teacher Journal of Learning Disabilities, and Race, Ethnicity and Education. She has presented original research at the Annual Meeting of the American Educational Research Association (AERA) and the Association of Teachers Educators (ATE).
Kathryn loves being in direct contact with children in the classroom. Kathryn enjoys cooking, quilting and listening to pop music while at home with her husband and Italian greyhound, Picasso.
Physical Education Teacher & Athletic Director
Darrell was born in San Antonio, TX. He has lived primarily in central Texas his whole life, except for a few years in New Jersey. Currently, Darrell is in the process of obtaining his Bachelor of Science of Kinesiology and Physical Education. He will be the PYP and MYP Physical and Health Education teacher. He will also be working as the Athletic Coordinator at MIS.
While working outside of the education field, he has continued to hold positions working with youth throughout the Austin area, including Cedar Park and Round Rock. He has coordinated and helped develop several youth programs including soccer camps, after school programs, and basketball academies. Darrell also owns a small business for youth athletic development where he has trained athletes from the ages of 5-18 in a wide range of sports such as track & field, basketball, football and soccer.
Darrell is married and a father of 4 children (2 boys and 2 girls). When he is not working, he is usually outside reading a good book or inside playing the latest video game. His latest hobby is to go hiking in the Austin greenbelt. Darrell enjoys attending Austin Spurs and Texas Longhorn basketball games here in Austin or traveling to San Antonio to walk the River Walk and attend a San Antonio Stars WNBA game.
Music Teacher, Upper Primary & Middle School
Although he began college as a Classical guitarist and music major, he switched to Music Education with a focus on IB programs in order to learn more about how young students promote their natural talents based on the IB philosophy.
Since graduating from college, Carlos’ love for performing and studying music have led him to a variety of positions within his professional career. He has played classic guitar in a duet with a violinist, as well as, electric guitar for different rock and jazz bands. Carlos has served as consultant on musical projects in Colombia with his Professor, Victor Taboada. It was during his work with Professor Taboada that Carlos learned a deep appreciation for the power of music to develop social skills, memory, coordination in young learners, and to open communication between people of different cultures.
Carlos returned to Saint Thomas University in Bogotá, Colombia, to pursue a Bachelors in English as a foreign Language. There, he was one of ten music teachers chosen to participate in a project connecting the university and high schools offering the IB Music Diploma Program.
Carlos has taught in private schools, music academies, and at the National University of Colombia as part of the extended music program. In addition to his work at Magellan International School, Carlos serves as an examiner of Music for the IB MYP program.
Carlos is passionate about his family (two boys and his wife). They spend time doing different activities such as biking, swimming and exploring Austin.
Mandarin Teacher, 5th - 7th Grades
Pearl ChaoHsu graduated from Texas State University in Education earned the degree of Bachelor of Science with the major in Interdisciplinary Studies in 2013. After graduation, she obtained three teaching certificates, and is certified in Texas in ESL Generalist EC-6, Mandarin Chinese EC-12, and Mathematic 4-8.
She was born and raised in Taiwan, a native Mandarin Chinese speaker, and got an International Business associate degree there. Later on, her family immigrated to Canada in 2002, and lived there for five years. While living there, she was certified as an early childhood educator in British Columbia, Canada.
Her family has settled down in Texas, USA since 2008. She was married, but her husband passed away in 2018. She lives with her son named Benson. She enjoys reading, gardening work and teaching Mandarin Chinese all the time. In particular, she enjoys guiding children on the adventure of learning and exploration!
MYP Design Teacher & PYP IDL Technology Teacher
Laura Escudero was born in the beautiful town of Mérida, Spain, where she pursued basic studies of elementary and high school. She received her Bachelor´s Degree in Computer Science from the University of Extremadura. After completing her BA, she decided to pursue a Master’s Degree in Information and Knowledge Society from Universitat Oberta de Catalunya.
Having worked within the technology industry for many years, she has a solid background in software and web development. As a Software Engineer, she has extensive experience working with international and national customers, including Spanish and British banks, international telecommunication companies, state and local governments, and universities, among others.
Laura teaches Design to the Middle School students at MIS and also Information Digital Literacy to Upper Elementary students. In addition, she serves as Innovation Team Lead for the Middle School.
Bilingual Learning Specialist
Auristela de Seijas
Auristela de Seijas was born in Caracas, Venezuela. There she attended the College of Special Education (CUP) where she obtained a degree as a Special Education Teacher and specialized in helping children with learning disabilities. She has more than 25 years of experience working in elementary and middle schools in Venezuela, both in the private and public sectors. She also had a private practice in Caracas for ten years, where she worked with a multidisciplinary team of professionals to assist children with mild to moderate learning disabilities.
In 2010, Auristela moved with her family to Houston, Texas, where she began working in the Houston Independent School District. There she supported the Migrant Department and lead the group of tutors responsible for providing intervention services to students from K to 8th grades. Later, Auristela worked at Friends For Life Charter School where she had the opportunity to implement the “Response to Intervention Program” for students from 1st to 8th grades. In 2012, she obtained the Multiple Intelligences certificate through the Multiple Intelligence Institute in Cambridge, MA and she will obtain her certification in Generic Special Education in Texas (PK-12) later this year. One of the things that Auristela loves the most about teaching is having the opportunity to build relationships with students and their families. Working with a diverse student population has taught her that creating an inclusive classroom that fosters a sense of belonging is key for students to have a healthy learning experience.
PYP and MYP Art Teacher
Paula Trejos was born and raised in Bogotá, Colombia. Upon graduation from high school, she attended the Jorge Tadeo Lozano University, where she received a degree in Fine Arts. While at university in Colombia, Paula was fortunate to play volleyball at the highest level. Not only did Paula play for her university, but also for the Colombian National team four times. She had the privilege of traveling throughout South America, the Caribbean and Central America. In 2008, she received an offer to play volleyball at Pratt Community College and to attend school in the United States.
After two first team All-American years at Pratt, where she set the school record in aces, she received a full scholarship to play volleyball at Wayland Baptist University in Plainview, Texas. Before leaving Pratt, she was inducted into their Athletic Hall of Fame. In her two years at Wayland, she set numerous records while being named first team All-Conference twice and receiving Team MVP her senior season. Paula also excelled in art, her area of study. She finished 20 original pieces and was published in the local newspaper. In addition, she won the Plains Art Association Scholarship award, which judged two original art pieces from their gallery.
In 2012 she received her degree in Graphic Design from Wayland Baptist University. At Wayland, Paula participated in youth coaching and assistant coaching at Plainview Christian Academy High School. She began to coach the 14’s and under team with the Max High Performance volleyball club in Austin, while substituting for AISD. After five successful years as a preschool PYP Lead Teacher, Paula Trejos (Lacey) will move to the art department this year. She is excited to share her passion for art with both PYP and MYP students. Paula has a BA in Fine Arts from Jorge Tadeo Lozano University in Colombia and a BA in Graphic Design from Wayland Baptist University. She holds teaching certifications in art, bilingual education and Spanish.
Librarian Associate & Research Specialist
Veronica Krause was born and raised in Cordoba, Argentina, where she attended college and received her law degree from The National University of Cordoba. Upon graduation, she studied for a Master’s in International Business Administration and a got a dual degree from The National University of Cordoba, Argentina and from the University of Barcelona, Spain. During this time, she worked as a lawyer in Argentina for several years.
In 2009, she moved to Austin, Texas with her husband and found joy working for the Austin Independent School District in bilingual education. Veronica joined the Magellan staff in 2015 and is very curious about different cultures and enjoys traveling to different countries. She believes that multilingual education is very important, especially in this day and age. She enjoys playing a role in helping children with their learning process.
Patrick is the founding director of the Francis Lo i.lab for Design + Making, a new, creative learning space at Magellan International School in Austin, TX. Besides directing the school’s innovation program, he is a lead mentor for the UTeach Maker fellowship program for The University of Texas at Austin, a senior fellow of the Thinkery EdExchange Program, and a frequent presenter at conferences including SXSWedu, Stanford FabLearn, and Maker Faire Austin.