Matthew Arndt studies the application of insights from the history of music theory to analysis, criticism, and music theory pedagogy. He also studies technical aspects of sacred music from the Republic of Georgia. He is also a composer of choral, flute, and piano music. Here is an interview with him: https://www.smore.com/yebpu.
Select recent compositions
"O Gladsome Light," perf. Orthodox Music Masterclass choir:
"The Jesus Prayer," perf. Cappella Romana
"There Is the Sea," part V of Heaven and Earth--excerpts of Heaven and Earth, perf. Cappella Romana
Cavatina on Schoenberg's op. 19, no. 6, perf. Michel Benhaïem