CHAPTER ONE: Surveillance Today and Tomorrow.- CHAPTER TWO: Autonomy, Consent, and Privacy.- CHAPTER THREE: Risk, Precautionary Principles, and Paternalism.- CHAPTER FOUR: New Data, New Purposes, New Actors, and Justice in Data Use.- CHAPTER FIVE: Transparency, Oversight, and Accountability for Data Use.- CHAPTER SIX: Reciprocal Obligations in Data Use.