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Sylvia Barreto Benites

Founder and Director

Sylvia is the Founder and Director of IREN. She has been a teacher for twenty-eight years. She received her master's degree in Education at Dowling University, New York. Her great passion for using brain mapping and neuro research to enhance teaching and learning motivation, this led her to write a thesis on Multi-Sensory Teaching. Since then she has been studying neurological findings and their relationship with learning in children, adolescents and adults.

Esteban Monge Bermudez

Founder and Subdirector

Head of Math

Esteban received his master's degree in Physics with a specialization in Scientific Instrumentation at Stony Brook University, New York. He has worked as a researcher in superconducting and molecular devices. In Tamarindo he has taught science, physics and mathematics. He also helped educational centers start their own computer laboratories.


Yamileth Bermudez

Founder and Treasurer

Yamileth has a master´s degree in Human Rights and Education for Peace From the University of Costa Rica. She is also a specialist In Social Communication.

She was the Ambassador of Costa Rica in Paraguay and El Salvador.

Yamileth has extensive experience in the field of promoting and defending civil, political, economic, social, and cultural rights.

Yamileth also participated in processes of democratic consolidation in Latin America with the Organization of American States (OAS)

Teresa Okecki


Teresa is from Argentina. She studied Social Communication and worked in public relations for 15 years. In 2014 she moved to Costa Rica and worked as a Spanish teacher for Wayra. She was the Coordinator of the Association of Development of Tamarindo (ADIT) and Communication Manager for Costa Rica Vacations. She also teaches English at Lexis Tamarindo.



Ingeborg Marie

Academic Coordinator

Inge is from Costa Rica. She has been working with children for 23 years. She speaks Spanish, English and Italian. She is a teacher and has a degree in psychopedagogy and a Masters Degree in Educational Psychology. 

Inge worked in Kinder la Lia, Guardería Little Step, Colegio Internacional Canadiense, Mount Hope School, Kayros and New World Montessori.

Julia Batoki

Administrative Assistant

English and History Teacher

Jules has multiple Language Arts degrees from the USA. She graduated Magna Cum Laude Liberal Arts coursework at Lakeland Community College and has a Bachelors of Science degree of Communication at Ohio University.

Jules has taught English as a second language. She is a practiced tutor in linguistics and writing morphology.




Yaritza Cruz Soto

Explorers and Observers Tutor

Yaritza is a graduate in Preschool Education from the University of Costa Rica. She also studied psychology for two years. Yaritza worked in daycare centres IMAS and at Children's Center of the University of Costa Rica.

Julio Fonseca Hernández

Inventors Tutor

Julio is an English teacher. He has been teaching for 10 years. He worked at the Ciudadelas de Libertad Foundation, the Calle Blancos Professional Technical College and the National University of Costa Rica.

He also offers classes in English, Spanish and tutorials through

Jordan Barkey

Science Tutor

Archery Instructor

Jordan is from the United States. He received a Psychology degree from Bowling Green State University. He has been working in education with children for more than 10 years.

Alex Martínez Gutiérrez

Physical Education Tutor

Alex is from Costa Rica. He is a Physical Education teacher. He has worked in Education for the Ministry of Public Education (MEP). He was a professional football player in Liberia, Guanacasteca, Jicaral, Puntarenas and minor leagues in Saprissa.

Tatiana Mora Mora

Dreamers Tutor

Tatiana is from Costa Rica and has a degree in English Teaching at the Latina University. She has been working with children for more than five years.

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