Knudsen Two-Hit Hypothesis? - How do you pronounce Knudsen? (May/14/2004 )

How do you pronounce Knudsen? Is it Ka-nudsen or Nudsen? Thanks!

nOOd'sun; Dan. knOO'sun
(http://www.infoplease.com/dictionary/Knudsen)

A surname, it's rare: 1 in 25000 families; popularity rank in the U.S.: #3208