Sister Mary Dunn is the daughter of the late Elverton and Nellie Gallagher Dunn. She entered the Ursuline Sisters from St. Nicholas in Struthers after graduating from Ursuline High School. She earned a B.S. in Education from Youngstown State University and an M.S.E. from St. John College, Cleveland. All of her years in ministry have been in elementary education. She taught at St. Charles and St. Luke schools; she then served as principal at St. Luke and St. Patrick, Youngstown. After working at the Mill Creek Children’s Center for two years, she became one of the founders of Youngstown Community School currently serving as principal there.