The modern world doesn't acknowledge but is nevertheless haunted by spirits-angels, demons, and saints. In our time, many yearn to break free of the prison of a flat, secular materialism, to see and to know reality as it truly is. What is this spiritual reality like? How do we engage with it well? How do we permeate everyday life with spiritual presence? In The Lord of Spirits: An Orthodox Christian Framework for the Unseen World and Spiritual...