Lori Semprevio of Johnstown and Chris and Dawn Gifford of Bristol, Pa., announce the engagement of their daughter, Rachel Gifford, to Christopher Sack, son of Fred and Karen Sack of Williamstown, N.J.

Gifford is a 2005 graduate of Johnstown High School. She received a bachelor’s degree in health information management from SUNY IT in 2010 and a master’s degree in health informatics from Temple University in 2012. She is employed at St. Mary’s Medical Center in Trevose, Pa.

Sack is a 2004 graduate of Williamstown High School in New Jersey. He received a bachelor’s degree in communication studies from Stockton College in Galloway, N.J., in 2008. He is employed by National Construction Rentals in Landsdowne, Pa.

The couple lives in southeastern Pennsylvania.