John O’Sullivan is the author of eight books on educational and assistive technology. His most recent book is Technology for English Language Learners. John currently works for Chelmsford Public Schools as the Chelmsford High School Librarian. He is a former staff member of MassCUE. John was the Social Media Ambassador for MassCUE from 2017 to 2019. He has been an active member of MassCUE serving on the Communication and Professional Development Committees.