Boleslav Yavorsky

Boleslav Leopoldovich Yavorsky (Russian: Болесла́в Леопо́льдович Яво́рский; 22 June 1877 – 26 November 1942) was a Soviet and Russian musicologist, music teacher, administrator, and pianist.

Through his teachings and editorial positions he heavily influenced Soviet music theory. However, outside Soviet circles, he has had little impact.

Read more about this composer on Wikipedia.