About:

• Known For
• 
  The Noah's Ark Principle
  as
  Gregor Vandenburg
• 
  Pestalozzi's Mountain
• 
  The Return of the Time Machine
  as
  Walter-Heinrich Wernesberger
• 
  Das Wagnis des Arnold Janssen
  as
  Arnold Janssen
• 
  Rivalen am Abgrund
  as
  Gartner