Meet Our Team

GLA Leadership

Jessica Rose Miller

GLA Executive Director

Jessica has always had passion for leadership development and initiating personal change as she is proud to be a first generation college graduate. Her passion for international education and social entrepreneurship stems from various experiences studying, living and working abroad, as well as years of experience operating and managing international programs in developing countries for GLA. Jessica is a graduate of Oregon State University, where she studied history, anthropology and Spanish. She believes in the genuine inspiration and transformation of the next generation through authentic, international learning experiences abroad.

Carly Sullivan

Director of Program Operations & Risk Management

With a degree in Natural Resource Management and a deep admiration for the outdoors, Carly believes the world is our classroom and the most effective type of education is through experience. Carly started working with GLA in 2010 and spent 4 consecutive summers abroad directing GLA programs throughout Africa, Asia, and Latin America. Carly has been deeply moved by the transformation that occurs when one extends themselves beyond their borders and she works every day to ignite that passion while increasing empathy for every student and staff member who passes on through our programs each year.

Meet the rest of the Programs team →

Korissa Zanrosso

Director of Admissions & Systems

As a Green Bay, Wisconsin native, Korissa is a proud All-American Cheesehead! However, she found her home as a global citizen and uncovered a deep passion and curiosity for the new cultures and experiences found though education abroad while studying abroad in Mexico and Spain. She has since worked tirelessly towards helping others grow through international education and travel. She has worked with travel, tourism and university study abroad programs in both the US and Ecuador. She has been working with the GLA Admissions team since 2011 at both the San Diego Headquarters and in Costa Rica. She has had the pleasure of visiting many of the GLA programs and loves to see the process and transformation from a student requesting a catalog to then coming home with a new-found perspective and curiosity for the world.

Meet the rest of the Admissions team →

Brett Scuiletti

Director of Marketing

Brett describes his job as connecting people from digital spaces to real-life places. He graduated as a Journalism and Communications Fellow from Elon University and has been incredibly fortunate to travel to five continents so far – Europe, Africa, Asia and the Americas – on his journey to visit them all.

Meet the rest of the Marketing team →

Admissions Team - Enrollment

Jessica LeBlanc

Enrollment Specialist

Jess is a Canadian with the travel bug! She’s done a home-stay in the Dominican Republic, volunteered at a wildlife sanctuary in Malawi, and traveled all around Europe while she lived and studied abroad in Slovenia. She now lives in Costa Rica, learning Spanish and exploring Latin America whenever she can. With a degree in Global Studies and Social Entrepreneurship, she believes that travel fosters the kind of global consciousness that can inspire people to be critical thinkers and create positive social change.

Nina English

Enrollment Specialist

Having grown up in various countries across Africa, Nina has always had a keen interest in development and a passion for theatre as an educational tool. Nina completed a Masters degree in Theatre and Global Development in the UK, where she was able to refine her theatre skills and further her global knowledge. During her studies Nina has worked as a theatre practitioner/facilitator in UK, India, Malawi and Uganda. Having experienced the joy of travel and experiencing new cultures Nina is excited to inspire young adults to take advantage of the incredible opportunities offered.

Admissions Team - Travel Coordination

Heather Hargas

Travel Coordinator

Heather is from San Diego, California. She is devoted to leadership development through meaningful travel and cross-cultural communication. A lover of languages, Heather speaks Spanish and Portuguese. She earned a Master’s in TEFL Education at Alliant International University, and has taught English to students in California, Costa Rica, and Germany. She is a passionate water woman and marine life advocate, dedicated to protecting our world’s oceans. She loves to spend her free time outdoors surfing, free diving, practicing yoga.

Programs Team

Yente Oosthuysen

Regional Director of International Programs

Yente is proudly South African! Growing up on the sunny east coast of the “Rainbow Nation” of the world, she developed a deep passion for changing the world through community development and adventure from a young age. Specializing in Safe Spaces for development programs, she’s worked in the field throughout Africa with locally based NGOs and most recently, UNICEF, over the last 8 years and also holds a masters degree in the same field. Now based in Durban, she’s excited to welcome future students and show them the magic Africa has on offer.

Madison Moore

Regional Director of International Programs

A South Carolina native, Madison had her first international experience at the age of 17, which sparked her interest in international education and inspired her subsequent world travels. After graduating from the University of South Carolina (the real USC!) with a degree in Journalism & Mass Communications, Madison lived and worked in Australia, South Korea and Chile before serving as GLA Program Mentor in the Dominican Republic and becoming inspired by GLA’s mission and values. She’s since worked as the Programs Hiring & Logistics Manager for GLA and managed programs in the DR, Thailand and Bali. Madison brings her enthusiasm for international education and communication to GLA and loves being a part of helping teens discover the world and become the next generation of global leaders and ambassadors.

Daniel Herrera

Field Manager

Daniel grew up in San Carlos, Costa Rica, a part of the country that is famous for its cattle ranching and production of dairy products. During college, he studied Business Management and English, which led him to working with Global Leadership Adventures. Daniel says Ticos (as Costa Ricans refer to themselves) really enjoy welcoming people to their country, and as the person managing our program directors at multiple sites in the region, he looks forward to meeting all the new students who arrive for a life-changing experience each summer.

Marketing Team

Ashley Welter

Digital Marketing Specialist

Ash was born and raised in San Diego and earned a Bachelor’s Degree in Communication and Behavioral Psychology from UC San Diego. She has visited GLA programs in Guatemala and Costa Rica, and she believes in the power of experiential education and the valuable life experience teens can gain from volunteering abroad, embracing new cultures, and experiencing life from a new perspective.

Finance Team

Judy Calkins

Financial Controller

A California native, Judy is the Financial Controller, earning her degree from California State Polytechnic University, Pomona, CA. She has held several finance, leadership, and IT positions during that time. She has traveled internationally to Costa Rica, Ireland, Scotland, Mexico and Peru. She has volunteered in Peru, with Big Sisters and in youth sports. She loves reading, hiking, snow skiing and trying new adventures, and is proud to help broaden high school students’ understanding of other cultures with GLA.

Anna Graham

Staff Accountant

Anna grew up in San Diego and obtained her Bachelors in Accounting at the University of Lynchburg in Virginia.  She enjoys working for Terra Education because it aligns her love of numbers with her focus of being a global citizen.  Anna’s travels and service learning began close to home volunteering at a school in Tijuana, Mexico as a teen.  She has since traveled to many places and hopes to visit Antarctica one day.