He was the son of journalist, newspaper editor and politician Arne Tumyr.
At the advent of 2001 he started in Dagens Næringsliv, and in 2002 he won a SKUP Award for revealing that billionaire Kjell Inge Røkke owned and steered a yacht without the appropriate seafaring certificate.
Tumyr worked in gossip magazine Se og Hør from 2003,[1] later in Kapital.
Titled Da døden kom til Orderud, it was released in 2002.
He sustained a serious head trauma in the summer of 2010, was in a coma for some time before recovering, but he died in April 2011.