Stephanie Pratzner and Jorge A. Morera, both of Reston, Va., have announced their engagement and plans to be married.

Stephanie Pratzner and Jorge A. Morera, both of Reston, Va., have announced their engagement and plans to be married.

The couple plans a Dec. 12, 2010, wedding in Guanacaste, Costa Rica.

The bride-to-be is the daughter of Barbara Pratzner of Worthington and Frank Pratzner of Upper Arlington. She holds a bachelor's degree in English from Denison University and is employed by the Nature Conservancy.

The future groom is the son of Dr. Jorge and Marielos Morera of Alajuela, Costa Rica. He holds a bachelor's degree in international relations from the Universidad Latina de Costa Rica and a master's degree in environmental and resource policy from George Washington University. He is president of the Green Business.