Joe Barcroft

Joe Barcroft

Professor of Spanish and Second Language Acquisition
Director of Undergraduate Studies in Spanish
PhD, University of Illinois at Urbana-Champaign
research interests:
  • Second Language Acquisition
  • Input Processing
  • Processing Resource Allocation During Lexical Acquisition
  • Bilingual Mental Lexicon
  • Acoustic Variability
  • Psycholinguistics

contact info:

office hours:

  • On Sabbatical - Fall 2024 Semester

mailing address:

  • Washington University
    CB 1077
    One Brookings Drive
    St. Louis, MO 63130-4899

Professor Barcroft’s research and teaching focus on language teaching methodology, second language acquisition, grammar and vocabulary acquisition, and Hispanic linguistics.

Barcroft is a participating faculty member of the linguistics program and holds affiliate appointments in the philosophy-neuroscience-psychology program and the minor in applied linguistics. He teaches courses on language teaching methodology, second language acquisition, grammar and vocabulary acquisition, and Hispanic linguistics.

His articles appear in journals such as Studies in Second Language AcquisitionLanguage LearningApplied PsycholinguisticsSecond Language Research, and The Modern Language Journal. His input-based incremental approach to second language vocabulary instruction, which is grounded in research findings on lexical input processing, is described in articles in Foreign Language Annals and Hispania.

Input-Based Incremental Vocabulary Instruction

Input-Based Incremental Vocabulary Instruction

This fascinating presentation of current research undoes numerous myths about how we most effectively learn new words in a second language. In clear, reader-friendly text, the author details the successful approach of IBI vocabulary instruction, which emphasizes the presentation of target vocabulary as input early on and the incremental (gradual) build-up of different aspects of vocabulary knowledge over time. Instructors can take advantage of numerous practical classroom activities to support the IBI approach. This book serves researchers, instructors, course coordinators, program directors, and developers of instructional materials.