The Bible doesn't come with a secret decoder ring, which means that it is left to church theologians to make sense of the Bible's many intricate and overlapping themes. Over the centuries, the church has identified several themes--such as love and covenant--that have helped the faithful to better understand a sometimes bewildering book.

In Holy People, Holy Land, authors Dauphinais and Levering make the case that holiness--which they define as communion with God through love of neighbor--is the central theme of Scripture. Holy People, Holy Land will give any reader the tools to better...