Eye tracking in second language acquisition and bilingualism provides foundational knowledge and hands-on advice for designing, conducting, and analyzing eye-tracking research in applied linguistics. Godfroid's research synthesis and methodological guide introduces the reader to fundamental facts about eye movements, eye-tracking paradigms for language scientists, data analysis, and the practicalities of building a lab. This indispensable book will appeal to undergraduate students learning principles of experimental design, graduate students developing their theoretical and statistical repertoires, experienced scholars looking to expand their own research, and eye-tracking professionals.