監護人
Foster care is and was intended to be a temporary situation for children, however many children entering foster care, 25-30% (Kelly) remain there until the age of 18. According to the U.S. Census Bureau, in 2005, of the approximately 500,000 (was 550,000 in 2000) children in the foster care system in the United States, an estimated 24,000 foster youth age out of care each year and attempt to live independently. (Gardner)