'It's like nails on a chalkboard!' 'I hate that sound, I just don't want to listen to them!' Glottal fry (a.k.a. vocal fry) is a common culprit eliciting the unpleasant reaction, which is partially an auditory preference by the listener. However, because the source of this characteristic is the speaker - who may (or may not) be using their voice optimally, it does place some responsibility on the speaker to consider shifting into their more natural, clear and vibrant sound in order to ensure the