Attended the Marcus HS in Flower Mound, Texas.
Played college ball at Oklahoma State since 2012.
Selected by the Boston Celtics as 6th overall pick in the 2014 NBA Draft. Signed with the team in July.
Selected to the McDonald's All-America Game in 2012.
Won the gold medal at the Under 18 Tournament of Americas with the US Team in 2012. Led the tournament in steals.
Named Texas Gatorade Player of the Year in 2011 and 2012.
Named Big 12 Freshman of the Year in 2013.
Named to the All-America 2nd Team by AP in 2013.
Won the gold medal at the Under 19 World Championship with the US Team in 2013.
Named to the All-Big 12 1st Team in 2013 and 2014.
Named to the NBA All-Rookie 1st Team in 2014-15.