He took master classes with Hermann Reutter , Birgit Nilsson , Helmuth Rilling and Scot Weir .
Dantes Diwiak studied singing with Klaus Kirchner and opera at the Musikhochschule Hannover with Theo Altmeyer .
Dantes Diwiak took master classes with Hermann Reutter , Birgit Nilsson , Helmuth Rilling and Scot Weir .
Dantes Diwiak studied singing with Klaus Kirchner and opera at the Musikhochschule Hannover with Theo Altmeyer .