Director of Preschool and Primary

Priscilla Alvarado

My name is Priscilla Alvarado, since I was a little girl, I knew my life was going to be surrounded by children who will fill my days with joy, knowledge and love. My higher education was at the University of Costa Rica, where I could develop two big passions for me which are Arts and Education. I obtained academic degrees in both of them. I first started working in education back in the year 1988 at Metodista School. In 1988, I began working for IEM and then in 2012, I began working at Saint Gregory. I worked first as a teacher and in 2013 as the Elementary Coordinator. During all these years in the administrative area, I have also been actively working as a teacher, giving support to students and teachers and also learning from them.

Saint Gregory has been part of my family since 1999 when my daughter began her academic life. All through my years of teaching, I have worked with children from all ages from preschool to high school, and I have had the opportunity of growing as an educator in both areas, artistic and academic.


Marcela Israelsky

I am Marcela Israelsky, a dynamic, resourceful teaching professional with a genuine interest in students’ cognitive and social growth. I am very passionate for the English language teaching. This leads me to motivate and inspire my students, creating an environment full of challenges and learning inside the classroom. I accomplished my higher education at Universidad de Costa Rica, Universidad Internacional de las Americas and Universidad Latina where I obtained a Master’s Degree in Education with a mention in teaching English as a second language. I have worked for more than 20 years as an English teacher in different schools among them Saint Anthony School. Angloamerican School, and Panamerican School. I have had the opportunity of teaching all levels from first to seventh grade, this has allowed me to understand the enormous responsibility and commitment I have as a teacher.


María José López

My name is María José López.

I studied Special Education at the Universidad Nacional de Costa Rica in Heredia.

My work experience began in 2013 as a bilingual preschool assistant at the Marian Baker School, an experience that ended in 2015.

Later in 2016 I was a bilingual preschool teacher at the Centro de Estimulación Temprana Amazonas where I stayed all that year.

Finally, since 2017 until the present time, I have been a primary teacher at Saint Gregory School, working in the area of Spanish and Social Studies in upper elementary.


María José Chaves

I’m María José Chaves. Graduated in Education with Emphasis in English from the Universidad Hispanoamericana of Costa Rica.

During my years as a university student, I worked for North American companies, focused on customer service and digital marketing in the area of copywriting.

After spending some time abroad, I began my work at Saint Gregory School. The best 3 years of my working life, I adore my kids and my work as a teacher. My immediate plan for the future: to continue my postgraduate studies and to keep innovating in my lessons to help my children become excellent prolific creators of their own knowledge.


Maritza Quirós

Je m´appelle Maritza Quirós. I studied French Teaching for primary and for secondary at the Universidad de Costa Rica, where I obtained both bachelors and am currently studying Educational Administration at the UNED. I have 16 years of experience in preschool, primary and high school. I started my professional experience with children of 7 and 8 years in the French Alliance and in private school clubs, then in preschool and primary and finally in secondary school full time. Another of my areas is to be a Catechist of children and adolescents and I have been working on it for almost 30 years.


Katherine Araya

The most important aspects in my life are: God, my family and try to serve to other people. I am 31 years old. I studied at “Liceo Experimental Bilingüe José Figueres Ferrer” where I took university courses such as “Cálculo” and “Matemática 125”.

After that I studied Traslation and Interpretation at UCR. Later I studied journalism, radio, television and camarography. Now, I study at UNED a teaching’s degree. I teach at home since I was 12 years old and in working places I have 12 years of experience. I have worked in different zones: Liberia, Puntarenas, Orotina, San Marcos de Tarrazú and GAM. I have taught English as well as the four basic subjects. I was the principal in a high school for adults for three years. I love to teach. Nowadays, this is my sixth year in Saint Gregory School.


Ana Virginia Herrera

Graduated from the Universidad Internacional de las Americas in 2006 as a Licenciada in Bilingual Preschool Education has allowed me to exercise a wonderful profession where you learn from everyday situations. I have been able to work in the areas of ​​Preschool and Elementary as a teacher which has made me very proud to see the achievements of those students who have filled my classroom. I hope in God to continue to accomplish even more achievements and to be able to positively influence the lives of my students.


Ericka Rodriguez

I am Ericka Rodriguez Vargas. Graduated from the Universidad Experimental Pedagógica Libertador. Caracas Venezuela.

Started and completed my studies from pre-school to high school in Souderton, Pennsylvania. With more than 25 years of experience as a teacher, I have held positions as a professor in the areas of History, Geography, Social Studies, Science and English as a second language in the areas of phonetics, phonology and literature from school to university level. I worked as a university professor at the Master’s level for 11 years. I have had the opportunity to accumulate extensive international experience both professionally and personally. Collaborating as an international moderator of Rotary Club and contributing my knowledge in the area of Translation to private companies. I have worked at SGS since February 2015.


Edith Sánchez

My name is Edith Sánchez Gutiérrez. I have five years working in Saint Gregory and six years in total of experience working with Preschool children. I finished my studies in the Universidad Latina and I plan to keep on growing as a professional.

Coord. Non-Sports Matters and Social Responsibility

Lucrecia Brenes

Graduated in Preschool Education from the Universidad Latina de Costa Rica.
I am in charge of the coordination of Social Responsibility projects in which the School participates; one of the most relevant is “Regalando Sonrisas”. Additionally, I handle everything related to the elective subjects, that are not of the sports area. I am responsible for the The Wolves Cheerleading team, I have had the privilege of accompanying them in the last three Cheerleading Championships in Orlando, Florida.

Physical Education Teacher

Adolfo Centeno

I have a degree in Physical Education from Florencio del Castillo University, I have 2 years of experience in Education and 5 years as a soccer coach with a Federative license from FEDEFUTBOL. I have worked with teams such as UCR, Uruguay de Coronado and currently in Liga Deportiva Alajuelense; I specialize in the formation of early ages of 4 years and older focused on soccer. In the educational part my specialty is the small ages as Preschool and Primary, besides working in sports such as basketball and handball. I feel very proud to belong to the Saint Gregory family.

IT Teacher

Kevin Quesada Arias

I have a degree in Systems Engineering from the UAM, a Technical Degree in Programming. Currently studying for a master’s Degree in Education with a specialization in TICs in Education, UNINI Mexico and Universidad Europea del Atlántico.
I have been working at Saint Gregory for more than 5 years, where I have worked as an IT professor. Classes from Nursery to Eleventh grade and Programming teacher. Additionally, I am in charge of the Technology department, Cloud Campus administrator and provide support in the Progrentis Mentor Program.
I am a musician, I have played bass for 8 years. I love reading, among my favorite books and authors are: The Bible, John Maxwell, J.R.R. Tolkien and J.K. Rowling. I collect Scout badges and scarves (I was an active member for 11 years) and I also collect scale BMW cars.