Abstract
Over the past few years, a growing number of people have called for reconceptualizing participation in health research as a moral obligation. John Harris argues that seriously debilitating diseases give rise to important needs, and since medical research is necessary to relieve those needs in many circumstances, people are morally obligated to act as research subjects.1 Rosamond Rhodes claims that research participation is a moral obligation for reasons of justice, beneficence, and self-development: because we all benefit significantly from modern medicine, we are all required to do our part in advancing the state of medical knowledge.2 Individuals who reap the benefits of medical knowledge without contributing ..