MARTA TIENDA (Chair) is Maurice P. During '22 professor in demographic studies and professor of sociology and public affairs at Princeton University and former director of the Office of Population Research. She has held appointments at the University of Chicago, where she served as chair of sociology, and the University of Wisconsin. She is a fellow of the American Academy of Arts and Sciences, the American Academy of Political and Social Sciences, and the American Association for the Advancement of Science, as well as past president of the Population Association of America. She serves as board member of the Federal Reserve Bank of New York, the Princeton Medical Center, the Sloan Foundation, the Jacobs Foundation of Switzerland, and the Corporation of Brown University. Her coauthored and coedited publications include The Hispanic Population of the United States (1987), Divided Opportunities (1988), The Color of Opportunity (2001), Youth in Cities (2002), and Ethnicity and Causal Mechanisms (2005). She has a Ph.D. in sociology from the University of Texas at Austin.

LOUIS DeSIPIO is an associate professor in the Department of Political Science and the Chicano/Latino Studies Program at the University of California, Irvine (UCI). His research focuses on Latino politics, the process of political incorporation of new and formerly excluded populations into U.S. politics, and public policies such as immigration, immigrant settlement, naturalization, and voting rights. He is the author of Counting on the Latino Vote: Latinos as a New Electorate (1996) and the coauthor of Making Americans/Remaking America: Immigration and Immigrant Policy (1998). He is also the author and editor of a seven-volume series on Latino political values, attitudes, and behaviors. He served as interim director of the University of Illinois at Urbana-Champaign Latina/Latino Studies Program from 1999 to 2002 and the acting director of the UCI Chicano/Latino Studies Program in 2004. He serves as graduate director in the UCI Department of Political Science and undergraduate advisor in the Chicano/Latino Studies Program.

JORGE DURAND is professor of anthropology at the University of Guadalajara, México, and codirector of the Mexican Migration Project and the Latin American Migration Project sponsored by Princeton University and the University of Guadalajara. He is a member of the Mexican Academy of Sciences and a foreign associate of the National Academy of Sciences. He has studied and written about Mexican migration to the United States for the past 20 years. His publications in this field include Return to Aztlán (1987), Más allá de la línea (1984), Miracles on the Border (1995), Migrations Mexicaines aux Etats-Unis (1995), La experiencia migrante (2000), Beyond Smoke and Mirrors (2002), and Clandestinos: Migración mexicana en los albores del siglo XXI (2003).

JOSÉ J. ESCARCE is professor of medicine at the David Geffen School of Medicine at the University of California, Los Angeles, and senior natural scientist at the RAND Corporation. His research interests include racial and ethnic disparities in health and health care, immigrant health, provider and patient behavior under economic incentives, technological change in medicine, and the impact of health care market structure on costs and quality. He has served on the National Advisory Council for Health Care Policy, Research, and Evaluation of the U.S. Department of Health and Human Services; was a member of the Institute of Medicine's Committee on Understanding and Eliminating Racial and Ethnic Disparities in Health Care; and is senior associate editor of the journal Health Services Research. He serves on the board of education of the public school district in Santa Monica, California, a small urban district where one-third of the students are Hispanic. He is a graduate of Princeton University and has an M.S. in physics from Harvard University and M.D. and Ph.D. degrees, the latter in health economics, from the University of Pennsylvania.

V. JOSEPH HOTZ is professor of economics at the University of California, Los Angeles (UCLA), and research associate at the California Center for Population Research and the National Bureau of Economic Research. He also serves as chair of the oversight board of the California Census Research Data Center and received a fellow award from the Econometric Society. Previously he was chair of the Department of Economics at UCLA and a member of the social science and population peer review panel of the National Institutes of Health. His research interests include labor economics, economic demography, and applied economics. He is currently co-principal investigator on numerous projects, including ones on tax policy and low-wage labor markets and designing new models for explaining family change and variation. He has written and published many articles on such topics as family change, teenage childbearing, and income tax. He has M.S. and Ph.D. degrees in economics from the University of Wisconsin-Madison.

NANCY S. LANDALE is professor of sociology and demography at the Pennsylvania State University. Her research focuses on family patterns and health outcomes of racial and ethnic minorities in the United States, especially Hispanic populations. She has written extensively about the roles of migration and assimilation in the family patterns and infant health outcomes of Puerto Ricans. She was the principal investigator for the Puerto Rican Maternal and Infant Health Study, a study of infant health among mainland and island Puerto Ricans. Articles from the study have focused on the role of selective migration in infant mortality; the role of assimilation in health behaviors and stress; the financial and nonfinancial contributions of nonresident, cohabiting, and married fathers; and the influence of skin color on low birthweight. She was a member of the National Research Council's Committee on the Health and Adjustment of Immigrant Families and Children.

FAITH MITCHELL is a senior program officer at the National Academies, where she has been on the staff since 1995. Her professional experience includes ethnographic field research, academic appointments, philanthropy, and government service. She is coeditor of several National Research Council reports, including Terrorism: Perspectives from the Behavioral and Social Sciences; Discouraging Terrorism: Some Implications of 9/11; America Becoming: Racial Trends and Their Consequences; Governance and Opportunity in Metropolitan America; and Premature Death in the New Independent States. Her doctorate is in medical anthropology.

CORDELIA REIMERS is professor emerita of economics at Hunter College and the Graduate School of the City University of New York (CUNY), where she taught from 1982 to 2003. In recent years she has also been a senior economist at the Council of Economic Advisers in Washington and a visiting scholar at the Russell Sage Foundation. Prior to joining the faculty of CUNY, she was an assistant professor of economics and public affairs at Princeton University. Her research has focused on racial and ethnic differences in labor market outcomes and on Social Security and retirement behavior. Recent papers concern the effects of welfare reform on low-skilled New Yorkers and the effects of 9/11 on low-skilled minority and immigrant workers in New York City. She has a B.S. in history from the University of Wisconsin-Madison and a Ph.D. in economics from Columbia University.

RUBÉN G. RUMBAUT is professor of sociology at the University of California, Irvine, and co-director of its Center for Research on Immigration, Population and Public Policy. He is the founding chair of the section on international migration of the American Sociological Association and a member of the National Research Council's Committee on Population. He codirects the Children of Immigrants Longitudinal Study, begun in 1991 as well as a new large-scale study of Immigration and Intergenerational Mobility in Metropolitan Los Angeles. He coauthored Immigrant America: A Portrait; Origins and Destinies: Immigration, Race and Ethnicity in America; California's Immigrant Children: Theory, Research, and Implications for Educational Policy; Immigration Research for a New Century: Multidisciplinary Perspectives; and On the Frontier of Adulthood: Theory, Research, and Public Policy. The book he coauthored with Alejandro Portes, Legacies: The Story of the Immigrant Second Generation, won the distinguished scholarship award of the American Sociological Association and the W.I. Thomas and Florian Znaniecki award for best book in the immigration field. A native of Havana, Cuba, he has a Ph.D. in sociology from Brandeis University.

BARBARA SCHNEIDER is professor of sociology and human development at the University of Chicago and will join the faculty at Michigan State University as the John A. Hannah chair in the School of Education in fall 2005. She currently directs the Data Research and Development Center, and codirects the Alfred P. Sloan Center on Parents, Children, and Work. Interested in the lives of adolescents and their families and schools, she has written widely on these topics. She is the coauthor of The Ambitious Generation: America's Teenagers, Motivated But Directionless; Becoming Adult: How Teenagers Prepare for the World of Work; and Trust in Schools: A Core Resource for Improvement. She and Linda Waite have recently completed a book based on findings from the Sloan 500 Family Study exploring the lives of working families. She is currently conducting a new random assignment project, TEACH Research, designed to improve adolescents' transition to college. She serves on a number of advisory boards including the American Educational Research Association grants board. Recently, she was selected by the American Sociological Association as the new editor of Sociology of Education.

EDWARD TELLES is professor of sociology at the University of California, Los Angeles. He has published widely in the area of immigration, race and ethnic relations, social demography, and urban sociology. In 2004-2005, as a visiting scholar at the Russell Sage Foundation, he wrote a large part of a book on intergenerational change among Mexican Americans, based on random sample surveys of Los Angeles and San Antonio in 1965 and 2000. He was program officer in human rights for the Ford Foundation in Rio de Janeiro from 1997 to 2000. He has received awards from the National Institute of Child and Human Development, the National Science Foundation, and the Fulbright Commission. He will be the 2006 recipient of the distinguished scholarly publication award from the American Sociological Association for his book Race in Another America: The Significance of Skin Color in Brazil. In 2005, he received the Otis Dudley Duncan award from the population section from the same association. He has a B.A. in anthropology from Stanford University and a Ph.D. in sociology from the University of Texas at Austin.

STEPHEN TREJO is an associate professor of economics at the University of Texas at Austin. Previously he was a member of the economics faculty at the University of California, Santa Barbara. His research focuses on public policy issues involving labor markets, including overtime pay regulation, the experiences of immigrants, and obstacles to the economic progress of minority groups. He has a Ph.D. in economics from the University of Chicago.