Preface; Acknowledgements; 1. Learner Corpus Research Meets Second Language Acquisition Bert Le Bruyn and Magali Paquot; 2. Article Use in Russian and Spanish Learner Writing at CEFR B1 and B2 Levels: Effects of Proficiency, Native Language, and Specificity Tania Ionin and Maria Belén Díez-Bedmar; L1 Influence vs. Universal Mechanisms: An SLA-Driven Corpus Study on Temporal Expression Valentin Werner, Robert Fuchs and Sandra Götz; 4. The Interplay Between Universal Processes and Cross-Linguistic Influence in the Light of Learner Corpus Data: Examining Shared Features of Non-Native Englishes Lea Meriläinen; 5. Exploring Multi-Word Combinations as Measures of Linguistic Accuracy in Second Language Writing Charlene Polio and Hyung-Jo Yoon; 6. Using Syntactic Co-occurrences to Trace Phraseological Complexity Development in Learner Writing: Verb + Object Structures in LONGDALE Magali Paquot, Hubert Naets and Stefan Th. Gries; 7. Understanding the Long-Term Evolution of L2 Lexical Diversity: The Contribution of a Longitudinal Learner Corpus Nicole Tracy-Ventura, Amanda Huensch and Rosamond Mitchell; 8. L2 Developmental Measures from a Dynamic Perspective Marjolein Verspoor, Wander Lowie and Martijn Wieling; 9. Exploring Individual Variation in Learner Corpus Research: Methodological Suggestions Stefanie Wulff and Stefan Th. Gries; 10. Building an Oral and Written Learner Corpus of a School Programme: Methodological Issues Philippa Bell, Laura Collins and Emma Marsden; 11. Commentary: Have Learner Corpus Research and Second Language Acquisition Finally Met? Sylviane Granger; 12. Commentary: an SLA Perspective on Learner Corpus Research Florence Myles.