Issue 1: Objectives, Backwards Design, & Assessment
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Issue 2: Proficiency-Based Rubrics

Issue 3: What is Proficiency?
- Complexity, accuracy and fluency (CAF) in second language acquisition research [Special issue] (2009); Housen, Kuiken, & Vedder (2012); 
​Liskin‐Gasparro (1984); Liskin‐Gasparro (2003)