John Finnie and Karen Leigh Finnie of Exton, Pa., announce the engagement of their daughter, Lydia Finnie of Grayson, to Michael Dartt of Snellville, son of Stephen Dartt and Phyllis Dartt of Lilburn.

The bride-elect is the granddaughter of Jerry Finnie of West Chester, Pa., and the late Carolyn Finnie, and the late David and Avis Saunders. She is a graduate of Dowingtown High School in Pennsylvania. She received a bachelor's degree in biblical studies from Cincinnati Bible College in Ohio, and a master's degree in early childhood education from Milligan College in Tennessee. She is employed by Partee Elementary School as a second-grade teacher.

The future groom is the grandson of Howard Dartt of Collinsville, Ill., and the late Betty Dartt, and Elma Redden of Lilburn and the late Virgil Redden. He is a graduate of Parkview High School. He received a bachelor's degree in mathematics education from the University of Hawaii in Honolulu and a master's degree in health sciences from the University of Alabama, and is pursuing a doctorate in educational leadership at Liberty University. He is employed by Parkview High School as a mathematics teacher.

The wedding is planned for May 31 at Mountain Park First Baptist Church in Stone Mountain.