One major challenge of longitudinal data analysis is to find an appropriate statistical model that corresponds to the theory of change and the research questions at hand. In the present article, we argue that "continuous-time models" are well suited to study the continuously developing constructs of primary interest in the education…

Concerns about the breadth of the U.S. income distribution and limited intergenerational mobility have led to a focus on educational achievement gaps by socio-economic status (SES). Using intertemporally linked assessments from NAEP, TIMSS, and PISA, we trace the achievement of U.S. student cohorts born between 1954 and 2001. Achievement gaps…

Across OECD countries, governments are seeking policies to make education more effective while searching for additional resources to meet the increasing demand for education. The 2009 edition of "Education at a Glance: OECD Indicators" enables countries to see themselves in the light of other countries' performance. It provides a rich,…

The U.S. Congress has mandated that the National Center for Education Statistics (NCES) produce an annual report to help inform policymakers about the progress of education in the United States. Using data from across the center and from other sources of education data, "The Condition of Education 2015" presents 42 key indicators on…

To help inform policymakers and the public about the progress of education in the United States, Congress has mandated that the National Center for Education Statistics (NCES) produce an annual report, "The Condition of Education." This year's report presents 42 indicators on important topics and trends in U.S. education. These…