 As a result, Edgerton applied for and received a 3-year Postdoctoral Fellowship from the National Center for Voice and Speech (1996 to 1999) to conduct research for this project.Under the supervision of Diane Bless, Michael began the formal study of voice science which has led to the publication of articles and his book, The 21st Century Voice, as part of the New Instrumentation Series – now with Scarecrow Press, a division of Rowman & Littlefield Publishing Group.Voice performer