Grew up with Boras/Marbo Basket (Sweden).
Signed with Plannja Basket Lulea in May 2006.
Signed with Biella (Italy) in July 2007.
Selected by the Detroit Pistons as 39th overall pick in the 2009 NBA Draft. Signed with the team in August.
Traded to the Boston Celtics in February 2015.
Selected to the NBA Rookie All-Star Game in 2010.
Voted to the HoopsHype.com All-Rookie 2nd Team in 2009-10.
Named to the NBA All-Rookie 2nd Team in 2009-10.
Member of the Swedish National Team.
His father Chris played pro basketball in Europe.