Jalen Marquis Brunson was born in New Brunswick, New Jersey, to Rick and Sandra Brunson. His parents were both volleyball players at Temple University, and Rick went on to play nine seasons in the NBA. Jalen has a younger sister, Erica. He attended Stevenson High School in Lincolnshire, Illinois, where he was a two-time Illinois Gatorade Player of the Year (2014, 2015) and also was Illinois' Mr. Basketball as a senior in 2015. Brunson averaged 23.3 points, 5.3 assists, 4.7 rebounds and 2.6 steals as a senior. He led Stevenson to the 2015 Illinois High School Association (IHSA) Class 4A state championship. Among his other accolades, Brunson was selected as a McDonald's All-American and invited to the Jordan Brand Classic. He was also named first team All-Illinois by the Associated Press for the third time. In his second season in the NBA, Brunson was nominated by the Dallas Mavericks for the November NBA Cares Community Assist Award for his continuous efforts to support children and families across the North Texas community. Learn more about Brunson by following him on Twitter and on Instagram (@jalenbrunson1).