Home > Articles > The Sound > Matt Flinner & His Real-Time Online Mandolin Instruction Classes Matt Flinner & His Real-Time Online Mandolin Instruction ClassesWritten by Dan MillerPosted on May 1, 2021The SoundFacebook0Tweet0Email0Print0Photo by Eleanor Wilkie Matt Flinner was touring nationally in a bluegrass band as a pre-teen. Subscribe or log in to read the rest of this content.