The birth of the Giants is explored in terms of the mingling of “spirits and flesh” (15:8). Angels properly dwell in heaven, and humans properly dwell on earth (15:10), but the nature of the Giants is mixed. This transgression of categories brings terrible results: after their physical death, the Giants’ demonic spirits “come forth from their bodies” to plague humankind (15:9, 11–12; 16:1). According to 1 En[och] 16, the angelic transmission of heavenly knowledge to earthly humans can also be understood as a contamination of distinct categories within God’s orderly Creation. As inhabitants of heaven, the Watchers were privy to all the secrets of heaven; their revelation of this knowledge to the inhabitants of the earth was categorically improper as well as morally destructive...