Mrs. Sullivan began working for Derry Preschool in 2014. She is a graduate of Gettysburg College, where she earned her BA in Psychology and Elementary Education. After teaching first grade in the Lower Dauphin School District, she went on to obtain her Master's Degree and Certification as a School Psychologist. Mrs. Sullivan is married to her husband Stan, and they have 3 sons (ages 19, 18, and 15) who are all alumni of Derry Preschool.She loves watching her boys play sports, and is active in their Booster Clubs. Tracy also enjoys running, kick boxing, reading, cooking and volunteering at the Food Bank.