The Robert Wood Johnson Foundation (RWJF) is the United States' largest philanthropy focused solely on health; it is based in Princeton, New Jersey. The foundations goal, through the use of grants, is "to improve the health and health care of all Americans." The foundation has $9.2 billion in assets, generating grants approaching $400 million a year. The Robert Wood Johnson Foundation makes grants for a range of health issues, including access to care, childhood obesity, and training for doctors and nurses. Other topics of interest to the foundation include social and economic factors that can impact health, including quality of housing, violence, poverty, and access to fresh food. Robert Wood Johnson II built the family firm of Johnson & Johnson into the worlds largest health products maker. He died in 1968. He established the foundation at his death with 10,204,377 shares of the companys stock.