The book "The New Theology" by Reginald John Campbell (Campbell, R. J.) is a work that examines modern approaches to Christian theology and religion. The author draws attention to the main principles and concepts that shape the modern understanding of theology and its interaction with the modern world. The book examines current issues of faith, morality, ethics, and spirituality, presented with a new perspective and approach. "New Theology" is an interesting and important read both for experts in the field of theology and for all those who are interested in the spiritual component of the modern world.