According to critical thinkers like Zola and Illich, one of the functions of medical ritual is social control. Medical encounters occur across what is often a profound gap in social status: Despite the last few decades' surge in immigrant and female doctors, the physician is likely to be an educated and affluent white male, and the interaction requires the patient to exhibit submissive behavior--to undress, for example, and be open to penetration of his or her bodily cavities. These are the same sorts of procedures that are normally undertaken by the criminal justice system, with its compulsive strip searches, and they are not intended to bolster the recipient's self-esteem. Whether consciously or not, the physician and patient are enacting a ritual of domination and submission, much like the kowtowing required in the presence of a Chinese emperor. Some physicians, unsurprisingly, see