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,…

Twenty-four English speakers from various regions of India were tested for the intelligibility of their speech. Recordings of speech in a variety of contexts were evaluated by listeners from the United Kingdom, the United States, Nigeria, and Germany. On the basis of the resulting intelligibility scores, factors which tend to hinder…

This work is intended to find replies to practical questions, such as how well native speakers of Spanish are decoded by native speakers of English, which errors interfere with decoding by the listener, and what the implications of the study might be for teaching. Fifteen Chileans were asked to tell stories in English, and several panels of native…