What has Mr. Dent learned in mushing that might carry over to investing?

WSJ: The Intelligent Investor: Lessons From the Iditarod

T. specialist from Berlin who was bitten by the mushing bug in the Yukon, kept saying how "cozy" it was.

WSJ: Learning to Dog Sled in Bavaria, Germany

Once infected with the mushing virus, there is no cure.

BBC: Dog-sledding in Karasjok, Norway