William “Ronald” YaDeau

Title: Associate Professor of Music (Retired)
Company: Millikin University
Location: Decatur, Illinois, United States


  • Blue Mountain District, Oregon Music Teachers Association (President, 1975-1976)
  • Oregon Music Teachers Association (1974-1977)
  • College Music Society
  • Decatur Area Music Teachers Association (1978-Present) (President, 1979-1982, 1989-1990, 2004-2008)
  • Illinois State Music Teachers Association (1978-Present) (President, 1982-1986)
  • MTNA Foundation, Fellow (2003)
  • Music Teachers National Association (1974-Present) (Board of Directors, 1996-1998) (Governance Study Committee, 1993-1994) (National Executive Board, 1989-1993)
  • Music Teachers National Association, East Central Division (President, 1994-1996)
  • Music Teachers National Association, Local, State, and National Levels (47 Years)


  • Honoree, Distinguished Worldwide Humanitarian Award (2021)
  • Inductee, Top Professionals of the Year, Marquis Who’s Who (2021)
  • Fellow, Music Teachers National Association Foundation (2003)
  • Listee, Outstanding Young Men in America (1981-1982)
  • Listee, Who’s Who Among Students in American Universities and Colleges (1967-1968)

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