FACULTY & STAFF      Littleton


At Spring International Language Center, we are very proud of our dedicated, high-quality, professional faculty and staff.

Our full-time instructors hold advanced degrees or have completed special coursework in English as a Second Language, linguistics, or a related field.  They have an average of over 12 years of experience teaching foreign students in the United States and abroad. 

We are also proud to have several award-winning teachers, award-winning administrators, and textbook authors at our schools.



Pambos Polycarpou      PRESIDENT AND CO-FOUNDER

Pambos, originally from Cyprus, was a Fulbright Exchange Scholar at Colorado College where he graduated with a B.A. in English Literature. He received an M.A. in Teaching English as a Second Language and a M.Ed. in English Education at the University of Arizona. He also completed course work for a Ph.D. in Philosophy of Education at Indiana University. He is one of the founders of Spring International Language Center. He enjoys skiing and travel.

Recipient of the CoTESOL Gladys Doty Award for Outstanding Contribution to the Profession




Connie has a B.A. degree in English and Journalism and an M.A. in English from Colorado State University. She has 25 years of teaching experience in secondary, university and ESL programs, including four years at American University in Cairo, Egypt, in addition to newspaper writing experience in the U.S. and Egypt. Writing and travel are her hobbies. She is one of the founders of Spring International Language Center, and though retired, still spends time contributing at our Littleton center.

Connie is the author or co-author of several ESL textbooks, along with a memoir entitled "The Good Daughter: Secrets, Life Stories, and Healing"



Shirlaine Castellino      DIRECTOR, LITTLETON CENTER

Shirlaine has a B.S. in General Science and an M.A. in Teaching English (academic courses) from Silliman University in the Philippines. She holds an additional MATESL degree from the University of Illinois at Urbana-Champaign. In addition to four years of teaching at Silliman University, Shirlaine was a Composition Coordinator and Teaching Associate at the Intensive English Institute, University of Illinois for three years. After moving to Colorado, Shirlaine worked as the ESL and Day-Treatment Coordinator at the Asian Pacific Center. Shirlaine and her family love to travel and have visited over 100 countries.




Andy holds an M.A. degree in Intercultural Studies and Teaching English to Speakers of Other Languages from Wheaton College and a B.A. Degree in Biblical and Theological Studies from Williams Baptist College. In addition to teaching with World Relief DuPage, College of DuPage, Elgin Community College, American Cultural Exchange, and Arkansas State University, he served as the Program Director for the American Cultural Exchange Language Institute at Arkansas State University before joining the Spring International Language Center team. He is happily married and spends a great deal of time with his wife and two children.




Colleen has many years of experience teaching and administering ESL programs both in the United States and abroad in Hungary, Tunisia, and the Democratic Republic of the Congo. In the United States she has taught at the University of Denver, the Economics Institute, Boulder, and the International English Center at the University of Colorado. She has an MFA in Writing and Poetics from Naropa University in Boulder; an M.A. in International Studies from Ohio University, and a B.A. in English from the University of Northern Iowa.




Christen has an A.S. degree from Arapahoe Community College and is currently earning a B.S. in Accounting from the University of Colorado at Denver.  She grew up on the island of Oahu, Hawaii and moved to Colorado in 2003.  Christen enjoys spending time with her family, making jewelry, and watching movies.




Debby has studied at the University of Idaho and Arapahoe Community College. She was the executive assistant at Spring International when it began on the Auraria campus. Her hobbies include hiking, biking and skiing. She currently hosts students for Spring at Littleton.




With an A.S. degree from Arapahoe Community College and a B.S. degree from Metropolitan State University of Denver in Administration of Justice, Missy has worked in a counseling center for troubled adolescents and volunteered with a program for developmentally disabled persons. Her hobbies include exercising in the gym, riding her road bike, traveling and watching her son Ben play ice hockey. She lived in Egypt for four years and has traveled in Europe and the Middle East.



Ashley McBride     

Ashley holds a B.A. in International Studies with an emphasis in Business from Colorado State University. She completed the NAFSA Academy for International Education, an intensive year-long training program in international education and is currently pursuing her master’s degree in Marketing Communication through University College at the University of Denver. She serves as the DSO and is trained in SEVIS and related government regulations.




Khiria graduated from SILC, Littleton in 2013, and has a Master's degree in Computer Science from the University of Colorado, Denver. Khiria speaks Arabic and English fluently.






Anne Lanctôt

Anne earned her Bachelor's degree in Women's Studies at the University of Colorado Denver, a Master's degree in Literature at the University of Denver, and two more Master's degrees from Columbia University. She has further earned her TESOL certification at the University of Colorado Denver. She has worked in veterinary medicine and publishing but is pleased to return to teaching. In her spare time, she dotes endlessly on her two cats.



Carol Kok

Carol holds an M.A. degree in Curriculum and Instruction: Culturally and Linguistically Diverse Education from the University of Colorado Denver. She earned her B.A. in German and Music from Dordt College in Iowa and she holds a Colorado Teacher License with endorsements in K-12 German and k-12 Linguistically Diverse Education. On the weekends, Carol directs a choir. She also enjoys singing, acting, and playing games with her children and their families.



Constance Lederer

Constance is a graduate of the University of Colorado, Boulder, where she earned a BA in Geography and an MA in Classical Antiquity. She has spent the last 25 years teaching in a variety of places on a variety of topics, including high schools in Denver, teaching English in Japan, and teaching Latin and Greek at ACC. She was born in New York but lived in Iran and Italy until the age of 18. She loves the outdoors, and her hobbies include biking and hiking in the Colorado Mountains.



Katherine Kouris

Katherine, a recipient of the Outstanding Part-Time Faculty of the Year Award (Community College of Denver, 1999), has been a teacher at Spring International for over 15 years. She completed her 2013 Sabbatical research in Italy focused on teaching methods used in Italian programs and a comparison with the Spring International program ("Teaching a Foreign Language: Teacher Perspectives"). She holds an M.A. in Art History from the University of Denver, and a B.A. in French Literature and Art History also from the University of Denver. Katherine has studied abroad both as an undergraduate and graduate student and has taught English in many settings both in the U.S. and abroad. She coordinates the conversation opportunities at the center as well as teaches.

Recipient of the CoTESOL Virginia French Allen Excellence in Teaching Award



Kristine Miller

Kristine holds a B.A. from University of Colorado and M.A. from Grand Canyon University. She has studied at the University of Guadalajara, Mexico, and in Cadiz, Spain. She also enjoyed teaching English while living in Mexico. Kristine has taught elementary school in the Denver area, as well as working with children in Mexico. She enjoys running, traveling and playing with her children.



Laura Vance

Laura has a B.A. in Philosophy from George Washington University and a B.F.A. in Fine Arts from the University of Colorado at Denver. She also holds an M.A. in Education/Curriculum Design in ESL from CU Denver and a TEFL Diploma from Cambridge University. Laura has been teaching English since 1988, including 3 years in The United Arab Emirates at the women's campus of U.A.E. university and 1 year in Morocco at Al Akawayn University. Laura has taught at Spring International since 2006 and holds the position of Testing Coordinator. She has lived abroad and traveled extensively throughout her life and enjoys studying languages and cultures.



Laurie Chotena

Laurie has a B.A. in Spanish and an M.A. in TESL from the University of Kansas. She has taught secondary and adult ESL students in Colorado and Arizona. She taught EFL in Tegucigalpa, Honduras and Barcelona, Spain. Her interests include birding, hiking, and going to the movies.



Mari Hardy

Mari holds a B.A. in International Affairs from the University of Puget Sound and M.A.s in Japanese and Linguistics from the University of Colorado. She grew up in Utah and spent her summers visiting her grandparents in Japan and attending the local schools. She taught ESL at Spring School before taking a ten-year hiatus to stay home with her two sons. She is very excited to be back at Spring School. Mari enjoys volunteering at her children's school and playing tennis.



Susan Blahut

Susan has a B.A. in Intercultural Communications and finished two years of graduate studies in Linguistics at the University of Kansas. After having lived and worked in Germany for 11 years, she moved back to the U.S. Although she enjoyed her time in Europe and teaching primarily German students, she loves to be back in the international classroom after so many years.




Susan FC has a BA in History and Education from the University of Washington. Upon graduation, she moved to Boston where she taught high school and received her Master's Degree in Education. She also finished getting her TESOL Certificate at the University of Colorado Denver. Susan worked in Tokyo, Japan for eight years teaching at Linguaphone English language center as well as tutoring Japanese government officials and businessmen in English. She studied Chinese in Beijing and traveled extensively throughout 36 countries. For over twenty years, she has hosted students from all over the world in her home.



Tom Rohrbach      I. T. SPECIALIST & WEBMASTER

Tom has been teaching at Spring for over 20 years. He holds an M.A. in Experiential Education from the University of New Hampshire and a B.A. in English from Muhlenberg College. He was an English instructor for Aeon Corporation, Takasaki, Japan and serves as the IT Specialist for Spring International in both Denver and Littleton. Tom's many interests include yoga and meditation, computers and technology, bicycles and motorcycles, kayaking, mystery novels, Japanese culture, ancient civilizations, architecture, space science, and cats.

Recipient of the Presidential Award for Outstanding Contribution to CoTESOL







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    Both of Spring International's schools are fully accredited by CEA - the Commission on English Language Program Accreditation.

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