Musically tone-deaf individuals have psychophysical deficits in detecting pitch changes, yet their discrimination of intonation contours in speech appears to be normal. One hypothesis for this dissociation is that intonation contours use coarse pitch contrasts which exceed the pitch-change detection thresholds of tone-deaf individuals (Peretz &…

After finding that the English Pronunciation course required at Regensburg University reduced errors by only 14 percent, a course was developed in recognizing errors (one's own and others'), with emphasis on vowel reduction, speech rhythm, elementary intonation and liaison. As a result, errors were reduced by 67 percent. (IFS/WGA)