Grace Herr Holland served with her husband Fred as a missionary to Zambia and Zimbabwe for 19 years. Together, they implemented Theological Extension by Education, which began in rural churches in Zambia and spread around the world, and they provided assistance to pastors in urban church-planting in many countries. Grace also taught missiology at Ashland Seminary in Ohio. In retirement, she lives in Dillsburg, Pennsylvania, and attends the Dillsburg Brethren in Christ Church.