incarnation (two unchanging natures, divine and human, united in one person) has set forth the essential elements that any current expression of these doctrines will (and must) reflect. Although the present context may raise specific challenges and demand interaction with different issues not faced by the early church as it hammered out these doctrines, its thoughtful work on the Trinity and the incarnation provides a solid foundation from which to face these contemporary tests.8 Colloquially speaking,