Some things just beg to be called evil, and when we see them we cry out "Why?" Charlene Embrey Burns traces 1000's of years of answers to that question in 
Christian Understandings of Evil: The Historical Trajectory, and talks of her grappling with evil in both personal and wider religious experience.

Past/current religious/spiritual influences:

Buddhism, Episcopalian, Meditation, UCC - United Church of Christ 

Looking at the "obvious evil" of the past to help distinguish the evil we're doing now.