The purpose of "Focus" is to provide coverage of poverty-related research, events, and issues, and to acquaint a large audience with the work of the Institute for Research on Poverty by means of short essays on selected pieces of research. This issue contains the following articles: (1) Changing poverty and changing antipoverty policies (Maria Cancian and Sheldon Danziger); (2) Poverty levels and trends in comparative perspective (Daniel R. Meyer and Geoffrey L. Wallace); (3) Economic change and the structure of opportunity for less-skilled workers (Rebecca M. Blank); (4) Family structure, childbearing, and parental employment: Implications for the level and trend in poverty (Maria Cancian and Deborah Reed); (5) Immigration and poverty in the United States (Steven Raphael and Eugene Smolensky); (6) Enduring influences of childhood poverty (Katherine Magnuson and Elizabeth Votruba-Drzal); (7) Mobility in the United States in comparative perspective (Markus Jantti); (8) Trends in income support (John Karl Scholz, Robert Moffitt, and Benjamin Cowan); (9) The role of family policies in antipoverty policy (Jane Waldfogel); (10) Improving educational outcomes for poor children (Brian A. Jacob and Jens Ludwig); (11) Workforce development as an antipoverty strategy: What do we know? What should we do? (Harry J. Holzer); (12) Health care for the poor: For whom, what care, and whose responsibility? (Katherine Swartz); (13) Poverty politics and policy (Mary Jo Bane); and (14) What does it mean to be poor in a rich society? (Robert Haveman). Individual articles contain tables, figures and footnotes.