A former Scout.com five-star prospect, Thornton averaged 7.5 points, 2.5 assists and 1.9 rebounds as a freshman, playing 26.0 minutes per game and starting 20 times.
"He really got along with (associate head coach) Tony Bland, Enfield and the whole staff," said Derryck Thornton, Sr. "He liked all four staffs but it was really the trust level at USC with Bland and the staff and the comfort of being home."
Thornton narrowed his list to USC, Kansas, Washington and Miami, before choosing the Trojans.
The entire USC staff made an impact with the Thorntons.
"Andy being a skill development guy in the NBA, (assistant) Jason Hart being a former NBA player, the style of play being uptempo and the Pac-12 producing so many pros, Derryck thought it was the best fit for who he was as a player," Thornton, Sr. said.
Thornton is a talented point guard who can balance scoring and creating for others. He’s a pick and roll specialist due to his handle, midrange jumper and vision.
The SoCal native will sit out the 2016-17 season before having three seasons of eligibility remaining as a redshirt sophomore in 2017-18.