Joanna Roe of Grass Valley and Nathan Johnson of Sacramento have announced their plans to marry July 19, 2008 at Pioneer United Methodist Church in Auburn. The prospective bride is a graduate of Forest Lake High School, class of 2003 and will graduate from California State University Sacramento in 2008. She is a senior studying sociology with pre-law emphasis. Her parents are Pastor and Mrs. Dennis E. Roe of Grass Valley. The groom graduated from Sacramento Preparatory School in 1999 and Hillsdale College, Michigan in 2003, where he majored in finance and marketing. He is currently employed with the State of California as a financial analyst. His parents are Mr. and Mrs. Wayne Johnson of Sacramento.