Letter from the Editors
Christopher Nicklin and Joseph P. Vitta

Ninth Annual JALT Vocabulary SIG Symposium Morning Session: Vocabulary Learning

Measuring attrition of L2 productive vocabulary knowledge over the summer vacation
Brandon Kramer, Tohru Matsuo, Aaron C. Sponseller, Young Ae Kim, Suzuka Nishiyama, and Stuart McLean

A Comparison of Textbook Vocabulary Load Analysis
Stuart Benson and Naheen Madarbakus-Ring

The Contribution of High-frequency Multi-word Sequences to Speech Rate and Listening Perception Among EFL Learners
Michael McGuire and Jenifer Larson-Hall

Comparisons of Word Lists on New Word Level Checker
Atsushi Mizumoto, Geoffrey G. Pinchbeck, and Stuart McLean

Second Language Vocabulary Teaching and Learning: A Commentary on Four Studies for the JALT Vocabulary SIG
David Beglar

Ninth Annual JALT Vocabulary SIG Symposium Afternoon Session: Vocabulary Assessment

Correlations of Modalities of Written Vocabulary Knowledge to Listening and Reading Proficiency: A Comparison
Jeffrey Stewart, Stuart McLean, and Aaron Olaf Batty

The Internal Consistency and Accuracy of Automatically Scored Written Receptive Meaning-Recall Data: A Preliminary Study
Stuart McLean, Paul Raine, Geoffrey G. Pinchbeck, Laura Huston, Young Ae Kim, Suzuka Nishiyama, and Shotaro Ueno

Considerations and Challenges in Longitudinal Studies of Lexical Features in L2 Writing
Minkyung Kim

Developing a Measure of Proper Name Familiarity for Japanese University Students
Christopher Nicklin

Discussion Paper: Using Statistics to Solve Practical Vocabulary Problems
Jenifer Larson-Hall