State Assessment Policy and Practice for English Language Learners: A National Perspective presents three significant studies, each examining a different aspect of states' strategies for including English language learners in state assessments. An Analysis of State Assessment Policies Regarding Accommodations for English Language Learners; A Survey and Description of Test Translation Practices; and An Examination of State Practices for Reporting Participation and Performance of English Language Learners in State Assessments. This issue focuses on the topic of 'An Introduction to Multistage Testing'.