In 1993 he received and M.F.A from Bennington College in Vermont, where he studied composition with Louis Calabro, Joel Chadabe and Vivian Fine, singing with Frank Baker and Theodor Uppman as well as musical performance with Milford Graves, Bill Dixon und Min Tanaka.
In the later period of his studies he directed and sang in productions of Baroque opera such as Gluck's Orfeo ed Euridice.
In 1997, Bepler was baritone soloist at the world premiere of the opera Der Venusmond by Burkhard Stangl at the Empire State Building.
[1] In 2000, Bepler worked as a composer at the Berlin Schaubühne am Lehniner Platz with Sasha Waltz and dancers.
Bepler collaborated again with Matthew Barney on the six-hour film 'River of Fundament, was created over 7 years (2006 to 2014), and premiered at the Bavarian State Opera, and at the Brooklyn Academy of Music.