Proficiency-based or competency-based approaches to education are undergoing a resurgence in both K-12 and higher education settings, spurred in part by advances in digital learning technologies. These approaches allow students to progress at their own pace through a diverse range of personalized learning experiences aligned to students'…

Though it is estimated that about half of the world's population is bilingual, the estimate for the United States is well below 20% (Grosjean, 2010). Amid growing recognition of the need for second language skills to facilitate international commerce and national security and to enhance learning opportunities for non-native speakers of English,…

The last two decades have witnessed a vast expansion in the use of education data to improve classroom instruction and raise student achievement. Schools and districts face important challenges in implementing increased data use for instructional improvement. One key challenge is the need for teachers and administrators to have "data…