Speech is extremely variable along many different dimensions. One source of variability listeners often encounter is accented speech, in which phonological units can systematically differ from the listener's native categories. This dissertation presents five experiments testing how listeners adapt to accent-based phonological variability,…

English as an International Language (EIL) is grounded in the concept of multiplicity. Such proliferation of non-native varieties of English leads to several controversies including the intelligibility of its speakers to listeners from various language backgrounds. Although this concern has been continuously addressed in EIL research, the focus…

A study of the gravity of non-native speakers' speech errors, particularly as viewed in the workplace, was based on two assumptions: that certain features of spoken English contribute more to speech acceptability than others, and that native speakers have an internalized, ordered list of criteria for making judgments about non-native speakers'…