Dear Editor: To our children, they were Granddaddy and Nanna. To the world of Christian education, they were giants. The first time I met Leon Castle, I had just stepped off a plane in Richmond, Va., to visit his oldest…
Dear Editor: To our children, they were Granddaddy and Nanna. To the world of Christian education, they were giants. The first time I met Leon Castle, I had just stepped off a plane in Richmond, Va., to visit his oldest…