Bill Clinton''s first presidential term was a period of extraordinary change in policy toward low-income families. In 1993 Congress enacted a major expansion of the Earned Income Tax Credit for low-income working families. In 1996 Congress passed and the president signed the Personal Responsibility and Work Opportunity Reconciliation Act. This legislation abolished the sixty-year-old Aid to Families with Dependent Children (AFDC) program and replaced it with a block grant program, Temporary Assistance for Needy Families. It contained stiff new work requirements and limits on the length of time people could receive welfare benefits.Dramatic change in AFDC was also occurring piecemeal in the states during these years. States used waivers granted by the federal Department of Health and Human Services to experiment with a variety of welfare strategies, including denial of additional benefits for children born or conceived while a mother received AFDC, work requirements, and time li