Tony and Kathy Jackson of Rye, N.H., announce the engagement of their daughter, Katrina Lee Jackson, to James Andrew Henderson, son of Mike and Judy Henderson of Calhoun, Tenn. The wedding is planned for Thursday, June 18, in Grand Teton National Park, in Jackson Hole, Wyo. The future bride is the granddaughter of Agnes Patricia Jackson of Watertown, Mass. Ms. Jackson received a bachelor?s degree in biochemistry from Boston College and a doctorate in organic chemistry from the University of Colorado in Boulder. She is pursuing a Mary Fieser postdoctoral research fellow at Harvard University. The future bridegroom is the grandson of Estel and Marie Cody, James A. Henderson and Jean Henderson, all of Cleveland, Tenn. Mr. Henderson graduated from Bradley Central High School. He received bachelor?s and master?s degrees in biochemistry from Tennessee Technological Institute. He received a doctorate in organic chemistry from the University of Colorado in Boulder. He is a postdoctoral research scientist at Harvard University and is a member of Wesley Memorial United Methodist Church in Cleveland.