There exists significant literature that informs us about the technology of drones, US drone policy, the impact of drone warfare, both on the ground and on those who operate drones, and the moral, ethical, personal, and political questions surrounding the use of drones.
We have identified three articles below that you may find helpful in increasing your understanding.
Confessions of a Drone Warrior
By Matthew Power
The Rise of the Killer Drones: How America Goes to War in Secret
By Michael Hastings
Obama’s Speech on Drone Policy
New York Times