In the period from 1958 to 1966, Pimsleur reviewed previously published studies regarding linguistic and psychological factors involved in language learning. He also conducted several studies with support from Ohio State or from the US Office of Education. This led to the publication in 1963 of a coauthored monograph, Underachievement in Foreign Language Learning, which was published in the International Review of Applied Linguistics.
In the period from 1958 to 1966, Pimsleur reviewed previously published studies regarding linguistic and psychological factors involved in language learning. He also conducted several studies with support from Ohio State or from the US Office of Education. This led to the publication in 1963 of a coauthored monograph, Underachievement in Foreign Language Learning, which was published in the International Review of Applied Linguistics