On June 18, 2007, the Grizzlies named former Boston Celtics GM Chris Wallace as the team's General Manager and Vice President of Basketball Operations, replacing the retired West. A few days later, they hired former Philadelphia 76ers and Orlando Magic head coach Johnny Davis, longtime NBA assistant coach Gordon Chiesa, and the head coach of the 2007 NBA Development League champion Dakota Wizards, David Joerger, as the team's new assistant coaches. Gene Bartow was named the Grizzlies' President of Basketball Operations on August 16, 2007. On February 1, 2008, Pau Gasol was traded to the Los Angeles Lakers for Kwame Brown, Javaris Crittenton, Aaron McKie, rights to Marc Gasol (Pau's younger brother), and 2008 and 2010 first-round draft picks.