Christensen was born in
Vancouver,
British Columbia, the son of Alie, an American speechwriter for the heads of large companies, and David Christensen, a Canadian software program writer and communications executive. His father is of
Danish descent, and his mother has
Italian and
Swedish ancestry. He has a younger brother, actor
Hayden Christensen, and two younger sisters, Hejsa and Kaylen. He attended the
University of Pennsylvania. ==Career==