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Meet our Faculty at Sterling Academy

The faculty and staff at Sterling Academy are dedicated to ensuring our students' success.  

Teachers

 

 
 
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Nicole Grant

Math Teacher

Nicole Grant has been teaching at Sterling Academy since the school opened in 2010. She graduated from the University of South Florida in 1997 with a B.S. in Special Education. She has certifications in Mathematics (6-12), Specific Learning Disabilities (K-12), and Elementary Education (1-6). Since graduating from USF, Mrs. Grant has taught in a variety of environments including parochial school, public school, private tutoring, and virtual school. She has a passion for teaching, especially in the virtual setting where instruction can be customized to accommodate students with different learning styles, backgrounds and goals. Mrs. Grant has two children and resides in Orlando, Florida. When not teaching, she enjoys running, cooking, and spending time with family.

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Richard Vital

Business Teacher
 Mr. Vital holds a B.S. in Accounting from California State University of Los Angeles and a M.B.A in Management from Aspen University. He has been an educator for over 7 years with experience teaching on campus and online. Over the years of his teaching experience, he has taught courses in the Accounting, Business, Computers and Tax fields. He enjoys teaching and sharing his knowledge of business to help his students expand their interest in the field of business. 
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Yueming Guo

Chinese Teacher
 Yueming/Sophie Guo is a native Chinese/Mandarin speaker. She gained her master’s degree from the University of Delaware for Teaching English as a Second Language. She is certified in teaching Chinese/Mandarin and ESL (English as a Second Language) in Virginia, Maryland, and Illinois. She has been teaching Chinese, Japanese and ESL for many years with different school districts and colleges, such as Cecil college, Chicago public schools, Appoquinimink school district, Reid Temple Christian Academy, and other schools. She loves her students. She is good at singing and dancing. She would like to try her best to help her stude 
Sylvia Holagh Sterling Academy Teacher

Sylvia Holagh

German Teacher

Sylvia Holagh is an accomplished educator with a rich background in foreign language education. She earned her BA in French and German Language and Literature from John Moores University, Liverpool, UK.

Mrs. Holagh holds a teaching license in Foreign Language Education, supplemented by an ESOL endorsement. Her teaching career has been diverse, ranging across various grade levels in Europe and the United States, in both public school settings and online education platforms.

Since 2006, Mrs. Holagh has been an educator at a high school in the metro Atlanta, Georgia area, where she specializes in teaching German. Her passion for fostering cultural understanding and global awareness among her students has been reflected in their achievements, with many earning national awards and scholarships in the German language.

Outside of the classroom, Sylvia Holagh and her husband share a love for exploring national parks, and they enjoy visiting museums and art galleries. They also often travel abroad with their two grown children: a son who resides in Atlanta and a daughter in Fort Lauderdale, Florida.

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Ligia Alves

Spanish Teacher

Ligia Alves is a native Spanish speaker with extensive experience teaching in the classroom. She graduated from the City University of New York, Queens College, with a B.A. in Psychology and continued to earn a Master of Arts degree in Education from Fairleigh Dickinson University in New Jersey. She is certified to teach K-12 Spanish.

Before going into teaching, Ms. Alves worked as a Staff Manager for AT&T. After leaving the corporate world to take care of her children, she followed her passion for teaching as a substitute teacher, and then went on to become the official Spanish teacher for The Washington Township Board of Education in New Jersey for ten years. She was instrumental in the development of the Spanish Curriculum.

Ms. Alves moved to Central Florida with her husband of 29 years in 2008. She enjoys exercising, quilting and oil painting. They have four children and three grandchildren.

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Paola Fernandez

K-5 Elementary Teacher

Paola Fernandez, originally from Puerto Rico, grew up in Miami, and now lives in Sarasota, Florida. She graduated from Florida International University in 2021 with a Bachelor’s in Elementary Education and later completed a graduate certificate in Communication Sciences and Disorders, also from FIU.

She is currently pursuing a Master's degree in Speech-Language Pathology at the University of South Florida. Fernandez is a certified elementary teacher in Florida and holds endorsements in ESOL and Reading.

She is passionate about helping students succeed and creating a supportive and engaging classroom environment.

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Cori Claeys

Language Arts & Social Studies Teacher

Cori Claeys graduated from Saint Mary’s University of Minnesota with a B.A. in Secondary Education and History, along with a minor in Global Diversity and Social Justice. She is a certified teacher in Minnesota for Grades 5-12 Social Studies. She has a strong passion for fostering critical thinking, cultural awareness, and civic engagement with her students. During her student teaching, Cori designed lessons incorporating diverse perspectives to help students connect the past to present-day issues. She also has experience in supporting students with IEPs, 504 plans, and English language learners/English as a second language.

Outside of teaching, Cori enjoys creative outlets such as writing, photography, and crafting projects. She is a lifelong learner who loves exploring museums and historical sites, often seeking out unique stories from the past. When she isn’t diving into history, Cori enjoys spending time with friends and family, caring for her two kittens, and discovering new ways to stay involved in her community.

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Valerya Ortega

Core Subjects 6-12 Teacher

Valerya Ortega is a bilingual educator from Venezuela who currently lives in Houston, Texas. She is graduating from North American University with a degree in Education and is passionate about helping students succeed through engaging, supportive, and culturally responsive learning experiences.

Valerya enjoys working with diverse student populations and is committed to creating a positive learning environment where all students feel valued, respected, and encouraged to reach their full potential. As a native Spanish speaker, she is dedicated to helping students develop strong language and communication skills while building confidence in their abilities.

She believes that education opens doors to opportunities and is committed to inspiring students to become lifelong learners and successful members of their communities.

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Alexandra Gaudelet

French Teacher

Alexandra Gaudelet is a native French Speaker from Strasbourg, France. She graduated from Strasbourg University in 2019 with a Master’s degree in Foreign Languages Didactics and is certified to teach French and ESL. She has experience teaching both in person and online, and has always loved sharing her language and her culture with her students. She believes that the flexibility of online teaching makes education more accessible and personalizable.

Besides teaching, Alexandra loves travelling! She has lived in Japan, in Ohio, USA for a bit while she was a student, in China for a couple of months and a few years in London, Ontario, Canada. She recently came back to France with her big chunky Canadian cat, and currently lives between the cities of Paris and Strasbourg. When she is not busy, she enjoys taking care of her pets, reading while drinking tea and chatting on the phone for hours with her best friend.

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Emilse Rosa

Spanish Teacher

Emi Rosa is a Spanish teacher who has experience in curriculum design and instructional leadership, along with a passion for helping students connect with language and culture. As a bilingual educator, she is dedicated to creating engaging lessons that empower students to communicate confidently in Spanish while gaining a deeper appreciation for global perspectives.

Emi earned a Bachelor's in Art History from the University of Houston and a Master's in Educational Leadership from North American University. She has certifications in Languages Other Than English - Spanish Grades (EC-12) and English as a Second Language Supplemental Grades (EC-12). In her spare time, she enjoys reading and meditation.

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Karla Rosa-Skone

K-4 Elementary & Language Arts Teacher
 Karla is an experienced, certified educator with over 15 years of teaching experience in early childhood and elementary education, including special education. She holds a Master’s degree in Curriculum and Instruction from the University of St. Thomas and a Bachelor’s degree in Education from the University of Houston. Karla is certified in Early Childhood–4th Grade and Special Education (Early Childhood–12th Grade), with a bilingual certification.

She is deeply passionate about creating inclusive, nurturing, and engaging learning environments where all students feel supported, valued, and capable of success.
Karla believes in building strong, trusting relationships with students and families and uses thoughtful, research-based strategies to meet the unique needs of every learner in an online setting. 
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Rudy Begazo

Social Studies Teacher
I hold a B.A in Education by National University of San Marcos (Lima-Peru), a MA in Spanish and Hispanic American Literature by Universitat de Barcelona (Barcelona-Spain) as well as MA in Humanities by Hood College (Maryland-US). I hold teaching certifications to teach Spanish and Economics. Additionally, I have experience tutoring MS and HS Math courses. I'm also a musician and short story writer and I love cooking when time allows.
 
"As an educator, I am passionate about fostering intellectual curiosity and meaningful learning experiences. My goal is to guide students for a lifelong interest in knowledge"
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Michael Chung

Math & Chinese Teacher
  Michael Chung serves as an administrator and educator in Oregon with experience in K-12 instruction, student support, and educational leadership. Originally from Taiwan, he is passionate about supporting students from diverse backgrounds and helping them build confidence in their learning. Michael holds an post-master’s Educational Specialist degree, Oregon principal licensure, and charter school teaching credentials. He has experience teaching middle school math, Chinese language and culture, and online learning programs, and is currently pursuing a Doctor of Education in Educational Leadership at George Fox University.  
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Keisha Ware

Science Teacher

Keisha Ware earned a Bachelor of Science in Biology from Lane College and a Master of Arts in Education from Union University. She is licensed in Middle School Science and holds a K–12 Computer Science Endorsement. Throughout her career, she has taught Middle School Science, Biology, Anatomy & Physiology, Health Science, Computer Science, Middle School Math, and Middle School Social Studies. I

She is passionate about helping students develop a love for learning and discover how science and technology connect to the world around them. My goal is to create an engaging, supportive, and student-centered learning environment where every student feels encouraged to ask questions, think critically, and reach their full potential.

Outside of education, I enjoy exploring new STEM innovations, learning about emerging technologies, and finding creative ways to make learning exciting and accessible for all students. I look forward to partnering with students and families to support academic growth and success throughout the school year.

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Bob Strodtbeck

Social Studies & Art Teacher

Mr. Strodtbeck has been teaching in Orange County, Florida since 2005, and at Sterling Academy since the school opened in 2010. His service in Orange County schools has been split between five traditional schools and work in a charter school since 2012. The charter school operates much like Sterling Academy, in that all of the classes are provided for the students through a computer program. Along with this experience, Mr. Strodtbeck also brings his personal experience as a homeschooling father of his daughter and son, who were born in 1988 and 1990 respectively.

Mr. Strodtbeck carries a teaching certificate from the state of Florida in Social Studies, Art, and English, which includes endorsements in Reading and ESOL. He has been married to his wife since 1984.

Mireya Leon Sterling Academy Teacher

Mireya Leon

Technology Teacher & IT Support
 Mireya Leon is a dedicated technology educator with a strong background in full-stack development. She earned her B.S. in Computer Science from CSU Monterey Bay and furthered her studies with an M.S. in Human-Computer Interaction from UC Santa Cruz. Mireya began her career as a developer, working with technologies such as WordPress, Ruby on Rails, the MERN stack, app development, and microcontrollers before transitioning into education.

Concurrent with her role as technology teacher serving Sterling Academy students, Mireya is also a Computer Science Adjunct Instructor at Hartnell College. She combines her industry experience with a passion for teaching. Mireya focuses on making complex concepts accessible and engaging, believing that a deep understanding of both programming and students is key to an effective learning environment. Outside of teaching, she enjoys exploring the latest tech innovations, drawing, and comic books. 
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Spartakos Anagnostaras

Latin Teacher

Spartakos Anagnostaras, originally from Greece, is an experienced Classics and Latin educator who has taught in top schools in England, including Millfield School, Ratcliffe College, and Redmaids’ High School. He holds a Bachelor’s degree in Greek Philology (Linguistics) and three Master’s degrees in Computational Linguistics, Classical Studies, and Educational Sciences.

With a career spanning both traditional and modern approaches to teaching, Spartakos has designed and delivered engaging lessons in Latin, Classical Greek, and Classical Civilisation. His work emphasizes inclusive education, technology-integrated learning, and fostering critical thinking skills in his students. In 2024, he presented at the 9th Conference of the Hellenic Adult Education Association on the role of artificial intelligence and gamification in distance education, and he has published research on this subject.

Outside of the classroom, Spartakos enjoys exploring educational innovation, cultural heritage, and languages. He is excited to bring his passion for the Classics and his international teaching experience to Sterling Academy.

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Evangeline Prosper

French Teacher

Evangéline Prosper, is a native French speaker, grew up in Montréal, Québec. She has lived in 6 different states, and currently resides in Benton Harbor, Michigan. She has been teaching for over 20 years in public schools K-12, virtual school, and community college. She has a passion for teaching all ages.

She earned her Bachelor of Arts in French and Science in Family Studies, and master’s degree in Secondary Education with a French emphasis from Andrews University in Berrien Springs, Michigan, and earned a Master of Special Education degree (Cognitive Impaired and Learning Disability) from Indiana University in South Bend, Indiana. She is certified in Youth Mental Health. In her spare time, she enjoys spending time with family, crocheting, writing poems, traveling, sewing and taking walks on the beach.

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Christine Schneider

Music Appreciation Teacher
 Christine Schneider is a native German speaker. She has taught German at a private high school in Austin, Texas, and tutors. Mrs. Schneider has a Bachelor's Degree in Music from the Boston Conservatory and a Certificate in Russian Church Music & Conducting from the Russian Orthodox Monastery in Jordanville, NY. Besides German language & culture and music, her passions include Interior Decorating, in which she holds a Certificate, and living with her family in the beautiful Texas Hill Country.  
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Kathy Puentes

Language Arts Teacher
 Kathy Puentes has been teaching for the past 25 years. She graduated from Bloomsburg University with a bachelor’s degree in special education and from Edinboro University with a Master’s degree in Education. She has certifications in Grades PK-4, 7-12 English, K-12 Special Education, and PK-12 Reading Specialist. She has experience teaching in remote and in-person settings.

She enjoys working with students of all ages. Ms. Puentes resides in Pennsylvania with her husband and two sons. When not teaching, she enjoys camping, hiking, baking, and spending time with her family. 
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Melodee Chinoski

K-5 Elementary, Middle School Science & Language Arts Teacher

Melodee Chinoski loves teaching. She graduated from Wayne State University with a bachelor’s degree in elementary education and K-8 science and English education. She also earned a master’s degree in special education, focusing on students with Learning Disabilities (K-12).

She has certifications in Grades K-5 all subjects, 6-8 English and Science, K-12 Special Education with a specialization in students with learning disabilities. She is in her final class at WGU to complete a master’s degree program in Curriculum and Instruction. Mrs. Chinoski has been teaching for 25 years in the state of Michigan. She currently lives with her husband, three children, and dog. When she is not teaching, she enjoys traveling with her family, exercise, and spending time outdoors.

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David Park

Bible Teacher & School Chaplain

David Park received his B.A. in Christian Education from Biola University, followed by an M.Div. from Talbot School of Theology. He earned his Ph.D. in Intercultural Education from Biola University. Throughout his journey in ministry and academia, he has been dedicated to mentoring the next generation with love, wisdom, and faith.

As a school chaplain at Sterling Academy, he is passionate and committed to the learning experience of students. He prioritizes creating safe and uplifting spaces where individuals can grow and explore their religion. It is his joy to serve students not only academically, but holistically—in heart, mind, and spirit.

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Sandra Espinoza

Spanish Teacher

Sandra Espinoza was born in Mexico City, Mexico, and raised in beautiful Northern California. At a very young age, she became intrigued about language learning. As time went by, English was prioritized academically. In college, she embraced a new academic path by obtaining a B.S. in Spanish from California State University San Marcos in Spring 2022 and soon after that earned a Spanish M.A. at CSUSM in Spring 2025.

 

With her academic background, she gained more familiarity and knowledge about Hispanic culture and literature. During her academic career, she independently tutored middle school students in Spanish and Mathematics and worked for a Charter School in San Marcos as a Math tutor.

While her teaching experience has been mostly in-person, she recognizes that remote teaching brings up a new learning outlet for students and teachers, by allowing students to engage and embrace their education journey and experience in a more accessible way.

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Efraín González

Spanish Teacher
My name is Efraín González, and I am a Spanish educator from Texas. I earned my Bachelor’s degree in Spanish with teacher certification from the University of Texas Rio Grande Valley. I have experience teaching Spanish to high school students and enjoy creating interactive lessons that help students build confidence in reading, writing, speaking, and understanding Spanish. I am passionate about language, culture, and helping students appreciate the value of bilingualism. In my free time, I enjoy running and playing soccer. 
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Aaron Chow

Bible Teacher

Aaron Chow graduated with a B.A. in Biblical and Theological Studies from Biola University. He is completing an M.A. in Bible Exposition from Talbot Theological Seminary. His growing admiration for the mission field finds support in a deeper study of theology. He desires to learn an edified life that is grounded and full of faith.

Pursuing discipleship in the local church, Aaron serves youth and the generational gap. His creative pursuits involve worship arts and absorbing the missionary knowledge of those (V. Baucham, E. Elliot, and E.D. Burns) who make central God’s work in the world.

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Freddy Santiago

Math & Science Teacher
Freddy Santiago is a mathematics & science educator and licensed Professional Engineer (NY, NJ, CT) with over 20 years of teaching experience, working with students from middle school through college since 2005. He has taught a wide range of courses, including Physics, Chemistry, Earth Science, Algebra, Geometry, Trigonometry, Calculus, Statistics, and advanced topics such as Linear Algebra, Number Theory, Abstract Algebra and Graph Theory. He has also served as an adjunct instructor at institutions, including CUNY, Manhattan College, the College of New Rochelle, and Manhattanville University, where he currently teaches.

In addition to his teaching, Freddy served as a Mechatronics Programming Coordinator at SUNY Dutchess Community College, supporting programs in robotics, automation, and engineering technology.

https://www.govtech.com/education/higher-ed/dutchess-ccs-3m-mechatronics-lab-trains-high-tech-workforce

https://www.wamc.org/news/2023-10-30/inside-dccs-new-mechatronics-lab-in-fishkill-where-students-train-for-the-future-of-manufacturing

He has also coached and mentored both students and teachers, serving as a department chair and lead teacher, where he supported instructional development and best teaching practices.

Freddy earned a B.S. and M.S. in Mechanical Engineering from NYU Polytechnic School of Engineering and Manhattan College, an M.S. in Secondary Mathematics Education from Lehman College (CUNY), and an M.S. in Management of Technology from NYU Polytechnic School of Engineering. He is currently pursuing a Ph.D. in Mechanical Engineering at Mississippi State University and holds New York State certification in Secondary Mathematics Education (Grades 7–12).

He focuses on making math & science clear, practical, and relatable, helping students build confidence and strong problem-solving skills. Outside of teaching, Freddy enjoys mentoring students, spending time with his family, and mountain biking.

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Ariana Leon

Public Health Teacher
 Ariana Leon is passionate about public health. She graduated from San Diego State University with a Bachelor's in Public Health. Currently, she works with a non-profit in social services. She provides and facilitates classes and workshops for clients covering a range of topics, including mental health, nutrition, finances, and safety.

She has experience working with children during craft activities, workshops, or collaborating with the After School Program.
 
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Danymar Quijada

Art & Science Teacher

Danymar Quijada holds a Professional in Education and Graphic Design with over 20 years of experience in Venezuela and the United States. I have taught Spanish, technical drawing, and art education, and I have experience as a long-term substitute teacher for students in grades 6 through 9.

She is a responsible, organized, and committed educator, dedicated to creating a positive and inclusive learning environment.

In her free time, she enjoys sewing patterns, making jewelry, and engaging in various crafts, which enhance and complement creativity in her personal and professional life.

 

 

 

 

 

Sterling Administration

 

Rebecca Chiu Head of School

 

Mireya Leon Instructional Manager, Technology Teacher & IT Support
Emilse Rosa Associate Instructional Manager (Active Teaching/Interacting QA)

 

 AP Teachers (Alphabetical Order)

Alexandra Gaudelet
Cori Claeys
Danymar Quijada
Emilse Rosa
Freddy Santiago
Kathy Puentes
Mireya Leon
Sandra Espinoza
Sylvia Holagh
Valerya Ortega