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David Eriksen was born in Norway, in 1961. He is a Norwegian songwriter and record producer. He is best known for his work with the band A-ha, for whom he has written and produced many songs, including "Take on Me", "The Sun Always Shines on T.V.", and "Stay on These Roads". He has also produced albums for other artists, including M2M, Morten Harket, and Röyksopp.