Maria G. Dove is Assistant Professor in the division of education at Molloy College, Rockville Centre, NY where she teaches courses to preservice and inservice teachers in the graduate education TESOL program. Having worked as an English as a Second Language teacher for over thirty years, she has provided instruction to English language learners in public school settings (Grades K-12) and in adult English Language programs in Nassau County, NY.During her years as an ESL specialist, she established co-teaching partnerships, planned instruction through collaborative practices, and conducted ESL co-taught lessons in mainstream classrooms with her fellow K-6 teachers. She has served as a mentor for new ESL teachers, and coaches both ESL and mainstream teachers on co-teaching strategies. She has published several articles and book chapters on her experiences with co-teaching, differentiated instruction, and the education of English language learners. She regularly offers professional development workshops regarding the instruction of English language learners to local school districts as well as at state and national conferences.