Intimate life is under constant surveillance. Firms track people’s periods, hot flashes, abortions, sexual assaults, sex toy use, sexual fantasies, and nude photos. Individuals hardly appreciate the extent of the monitoring, and even if they did, little can be done to curtail it. What is big business for firms is a big risk for individuals. The handling of intimate data undermines the values that sexual privacy secures—autonomy, dignity, intimacy, and equality. It can imperil people’s job, housing, insurance, and other crucial opportunities. More often, women and minorities shoulder a disproportionate amount of the burden. Privacy law is failing us. Our consumer protection approach offers little protection. Not only is the private-sector’s ...