[1] Webster Univ, Mus, St Louis, MO 63119 USA
[2] Webster Univ, Mus Educ, St Louis, MO 63119 USA
[3] Case Western Reserve Univ, Cleveland, OH USA
[4] Univ Florida, Gainesville, FL USA
[5] Marshall Univ, Choral Mus Educ, Huntington, WV USA
[6] Marshall Univ, Mus Educ, Huntington, WV USA
[7] Truman State Univ, Mus & Mus Educ, Kirksville, MO USA
[8] Nebraska Wesleyan Univ, Mus, Lincoln, NE USA
[9] Heidelberg Univ, Community Mus Sch, Tiffin, OH USA
[10] Luther Coll, Decorah, IA USA
[11] Webster Univ, 470 E Lockwood Ave, St Louis, MO 63119 USA