On the 50th anniversary of Immigration Amendments Act of 1965, Ruth Wasem discusses the history of the legislative drive to end race- and nationality-based immigration, from World War II to the passage of the Act, and the importance of the effort in defining the nation that America is today. Following the lecture, two distinguished scholars of immigration, Susan F. Martin and Marta Tienda, provide commentary and discussion. Speaker Biography: Ruth Wasem is Kluge Staff Fellow and a domestic policy specialist in the Library's Congressional Research Service. Speaker Biography: Susan F. Martin is Donald G. Herzberg professor of international migration and director of the Institute for the Study of International Migration at Georgetown University. Speaker Biography: Marta Tienda is Morris P. During Professor in demographic studies, professor of sociology and public affairs, and director of the program in Latino studies at Princeton University. For transcript and more information, visit www.loc.gov/today/cyberlc/feature_wdesc.php?rec=7245