Norman Daniels is a prominent American philosopher and bioethicist known for his work in health care justice and the ethics of health policy. He has contributed significantly to discussions on the fair distribution of health resources and the moral implications of health care systems. His theories often emphasize the importance of equality and access in health care. Daniels is also recognized for his role in developing the concept of the "health care needs" approach, which focuses on the needs of individuals rather than their ability to pay. His work has influenced policies and practices in various health care settings, making him a key figure in the field of bioethics.