“Music educators cannot sit by unconcernedly, during these times of enormous and rapid change, content to know that the scale still numbers 12 half steps and concert A is 440” (Kaplan, 1966, p. v).
This quote seems as timely today as it did in ’66.
Kaplan, M. (1966). Foundations and frontiers of music education. New York, NY: Holt, Rinehart and Winston, Inc.