Ruby Costea currently works as an Instructor of Chinese at CTY and Montgomery College. In addition, she is the Coordinator of the Bilingual Education: Training for All Teachers Master's Program and the Administrative/Logistical Coordinator for a Safe Schools project for McDaniel College. She is the director of United Hands of Carroll County, a non-profit organization which aims to improve life for immigrants. She is also the Treasurer for Maryland Association for Bilingual Education and the First Vice President for Maryland Teachers of English to Speakers of Other Languages.  She has a Master's of Science degree in Curriculum and Instruction with her research focused on second language learning.