Hewson was a member of the
Australian men's national wheelchair basketball team, competing at four
Paralympic Games from 1988 to 2000. He won a gold medal as a member of the team at the
1996 Summer Paralympics,
Coaching career Hewson was the head coach for the
Women's National Wheelchair Basketball League (WNWBL) Sydney Uni Wheelkings in 2011. He was coach of the NWBL's West Sydney Razorbacks from 2004 to 2006. During that time, he helped guide the team to championships during the 2004 and 2005 seasons. In 2006, Hewson was the head coach when the team competed at the
Joseph F. Lyttle World Basketball Challenge and the 2006 Gold Cup. When he selected the athletes to make up the 2006 Australian side, he chose seven players who were under the age of twenty-five. In 2002, Hewson was named assistant coach of the
Australian women's national wheelchair team, known as the Gliders. It finished third at the 2002 Gold Cup. In 2003, he was named the team's head coach. He coached the team when they won a silver medal at the
2004 Summer Paralympics in
Athens, In 2011, he also served as the coach of the women's U25 national wheelchair basketball team in the U25 Women's World Championship of Basketball in
St. Catharines, Canada. The team won silver at the tournament. ==Influence and legacy==