Concertos, Viola Concertos, Piston (composer)

The Louisville Orchestra, Robert Whitney, Paul Doktor The Lousville Orchestra, Rbert Whitney

Raphael Hillyer (viola), Robert Glazer (viola), Paul Doktor (viola) The Louisville Orchestra, Jorge Mester, Lawrence Leighton Smith, Robert Whitney

Leon Bates, James Barbagallo, Roberto Díaz, Sal Andolina, Carolyn Enger, Ike Hawkersmith, Kirsten Gunlogson, Dean Anthony, Todd Thomas, Kevin Short (bass), Bart LeFan, Boris Berman (piano), Christopher Mallett, Tim Fain, Jeffrey Silberschlag, Peter Mintun, Christopher Lamb, Blair McMillen (piano), Seattle Symphony Orchestra, Fort Smith Symphony, São Paulo Symphony Orchestra, Royal Scottish National Orchestra, Nashville Symphony Orchestra, Malmo Chamber Choir, Malmö Symphony Orchestra, Carducci Quartet, Buffalo Philharmonic Orchestra, Bournemouth Symphony Orchestra, Son Sonora String Quartet, Virginia Symphony Orchestra, Nashville Symphony Chorus, Chicago Symphony Chorus, Ars Nova Copenhagen, National Orchestral Institute Philharmonic, Richard Hayman Orchestra, PostClassical Ensemble, The Elora Singers, Nashville Symphony, Hot Springs Music Festival Symphony Orchestra, Orf Vienna Radio Symphony Orchestra, Albany Symphony Orchestra, London Symphony Orchestra, Gerard Schwarz, John Jeter, Marin Alsop, Giancarlo Guerrero, James Sinclair, JoAnn Falletta, Alastair Willis, Paul Hillier, William Stromberg, Richard Hayman, Angel Gil-Ordóñez, Noel Edison, Richard Rosenberg, Arthur Fagen, David Alan Miller, Peter Boyer

Paul Doktor (viola) The Louisville Orchestra, Jorge Mester, Robert Whitney, Lawrence Leighton Smith

Randolph Kelly (viola) Latvian National Symphony Orchestra, Alexandrs Vilumanis