People often experience difficulties when they first hear a novel accent. Prior research has shown that relatively fast natural accent accommodation can occur. However, there has been little investigation of the underlying perceptual mechanism that drives the learning. The current study examines whether phonemic boundary changes play a central…

In this dissertation we examine the effects of pronunciation instruction on the perception of a novel L2 contrast. The novel contrast in this case is the glottal fricative which results in Spanish from the suppression buccal gestures of /s/ in the word-medial coda position. This process which occurs in Spanish, but not English is known as…