Terance Stanley Mann was born in Brooklyn, New York, to Daynia La-Force andEustace Mann. He grew up in Lowell, Massachusetts. His mother is the head women's basketball coach at Rhode Island and played college basketball at Georgetown. His brother, Martin, is a forward at Pace University in New York. Terance attended the Tilton School in Tilton, New Hampshire, where he averaged 23.1 points and 7.8 rebounds while shooting 61 percent from the field as a senior. Mann led the Rams to New Hampshire Class AA state championship in 2015. He was named the Gatorade Boys Basketball Player of the Year in the state of New Hampshire in 2015. Mann played in the Jordan Brand Regional game in Brooklyn, New York, in 2015 and registered a double-double of 20 points and 13 rebounds to go along with four assists and two steals in 22 minutes. He has volunteered as a mentor for children with special needs and as a youth basketball coach. Learn more about Mann by following him on Twitter and on Instagram (@terance_mann).