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How to Develop Your A Cappella Group’s Best Voices with Spectrum Singing

How to Develop Your A Cappella Group’s Best Voices with Spectrum Singing

This article was originally posted on November 27, 2018. How do you encourage healthy singing in addition to everything else your group has to accomplish with your rehearsal time? We talked to Dr. Erin Hackel, creator of the Spectrum Singing method, about building a...