Lillie is known for her work with young children and instilling a love of music within them. She has been an early childhood and general music educator for over thirty years and was a conductor for the Connecticut Children's Chorus for eighteen. She has twice been honored with her respective district's Teacher of the Year Award for her inclusive and innovative music programs, and in 2008 also received the Outstanding Elementary Music Educator Award from the Connecticut Music Educators Association.
She is a frequent clinician at local, state and national conferences, and has presented over two hundred sessions on music and movement development. She conducts regional honors choirs and teaches weeklong workshops around the country including Anderson University (IN), Gordon College (MA), Silver Lake College (WI), and the University of Hartford (CT). Over the course of her career, Lillie has mentored twenty-three student teachers and will forever be grateful for the opportunity.
Lillie is a founding and lifetime member of FAME. She is also a member of NafME, OAKE, CMEA (Connecticut Music Educators Association), and ACDA, where she served as the National Children's Honor Choir Chair for the 2010 Conference. She is a member and former president of KESNE (Kodaly Educators of Southern New England) and President Elect of the regional chapter of Delta Kappa Gamma, an international organization which supports and promotes excellence in education.
While Lillie taught First Steps in Music and Conversational Solfege as they evolved, she became an endorsed Teacher Trainer in both curriculums in 2012.