Longitudinal voice changes: facts and interpretation.

  title={Longitudinal voice changes: facts and interpretation.},
  author={Wivine Decoster and Frans Debruyne},
  journal={Journal of voice : official journal of the Voice Foundation},
  volume={14 2},
To study intraindividual vocal changes over time, a longitudinal research design is preferred. However, this procedure reveals many restrictions concerning methodology and interpretation, especially in cases of (semi)retrospective studies. This is illustrated by an investigation of the voices of 20 male Dutch-speaking reporters of the Belgian Radio Broadcasting service. These men read the same text they did 30 years previously for a digital registration. After having copied the high-quality… CONTINUE READING