The document discusses the work of Dr. Paul Farmer, a physician who dedicated his career to providing healthcare to poor communities around the world. It describes Farmer's belief that disease is caused by social inequalities and his mission to address both medical and social issues. Farmer founded organizations like Partners in Health to deliver healthcare in developing nations and advocate for greater assistance to these communities from wealthier parts of the world. The document also examines Farmer's view that experiencing life in poor communities personally was important to understanding the issues they face.