Sister Marcella Scully, a retired Seton High School and St. Joseph College biology teacher, died of Alzheimer's disease Oct. 24 at Villa St. Michael, her order's retirement home in Emmitsburg. She was 79.
Born Marcella Regina Scully in Wildwood, N.J., she entered the Daughters of Charity in 1946. She earned a bachelor's degree from St. Joseph College in Emmitsburg in 1956, where she taught in the 1960s and 1970s.
She also had a master's degree and a doctorate in microbiology from Catholic University of America. She also attended Loyola College, Boston College, American University, East Central State University in Oklahoma and the University of Tennessee.
After teaching in Endicott, N.Y., she joined the faculty of Seton High School in Charles Village and taught biology from 1950 to 1958.
She also was principal of Immaculate Conception Academy and All Saints High School in Washington and of St. Vincent de Paul High School in Petersburg, Va.
She was later an administrative assistant at Elizabeth Ann Seton High School in Bladensburg.
She retired in 2001.
Sister Marcella was a member of the National Association of Secondary School Principals, the Association for Supervision and Curriculum Development, the National Catholic Education Association and the National Science Teachers Association.
A Mass was offered Monday.
Survivors include a brother, Robert Scully of North Wildwood, N.J.; a sister, Rita McAlarnen of Stuart, Fla.; and nieces and nephews.