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Any opinions expressed are those of the authors. IRP publications (discussion papers, special reports, and the newsletter Focus) are now available on the Internet. Abstract Dramatic reductions in welfare caseloads since passage of the Personal Responsibility and Work Opportunity Reconciliation Act of 1996 have not allayed policy concerns about the(More)
Any opinions, findings, conclusions, or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the view of the National Poverty Center or any sponsoring agency. Abstract In this paper, we document the continuing decline in employment and labor force participation of black men between the ages of 16 and 34 who(More)
Highly luminescent semiconductor quantum dots have been synthesized in porous materials with ultraviolet and x-ray lithography. For this, the pore-filling solvent of silica hydrogels is exchanged with an aqueous solution of a group II metal ion together with a chalcogenide precursor such as 2-mercaptoethanol, thioacetamide or selenourea. The chalcogenide(More)
Executive Summary CS1315 Introduction to Media Computation is a new introduction to computation and programming contextualized around creation and manipulation of media. The explicit goal is to interest groups typically disinterested in such courses (especially women and non-CS majors). The course was offered as a pilot in Spring 2003 with 120 students(More)
Acknowledgments The authors gratefully acknowledge the invaluable research assistance provided by Carolyn Winje at Chapin Hall. In addition, they are indebted to the Children's Services Council of Palm Beach County for its generous support of the Palm Beach County Longitudinal Study, and its commitment to learning from research about the families and(More)
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