Jo Estill, Date of Birth, Place of Birth, Date of Death
TweetJo Estill
American singer, singing voice specialist and voice researcher
Date of Birth: 25-Apr-1921
Place of Birth: Donora, Pennsylvania, United States
Date of Death: 09-Dec-2010
Profession: vocal coach
Nationality: United States
Zodiac Sign: Taurus 
About Jo Estill
- Josephine Antoinette Estill (née Vadala; 25 April 1921 – 9 December 2010), known as Jo Estill, was an American singer, singing voice specialist and voice researcher.
- Estill is best known for her research and the development of Estill Voice Training, a programme for developing vocal skills based on deconstructing the process of vocal production into control of specific structures in the vocal mechanism.
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