Technology rules us as much as laws do. It shapes the legal, social, and ethical environments in which we act. Every time we cross a street, drive a car, or go to the doctor, we submit to the silent power of technology. Yet, much of the time, the influence of technology on our lives goes unchallenged by citizens and our elected representatives. Our embrace of novel technological pathways, Sheila Jasanoff shows, leads to a complex interplay among technology, ethics, and human rights.