The language training program for Peace Corps participants is investigated. The objectives were: to investigate the validity of the Modern Language Aptitude Test (MLAT) for predicting end-of-training Foreign Service Institute (FSI) language proficiency; to discover the relative difficulty of various target languages; to develop tentative…

After a review of the problem of predicting foreign language success, this booklet describes the development, refinement, and validation of a battery of psychological tests, some involving tape-recorded auditory stimuli, for predicting rate of progress in learning a foreign language. Although the battery was developed for more general application…