A student, competitor, coach, and judge of the sport, Aronson has been a part of competitive gymnastics since his time as a student at the Riverside Military Academy.

After competing in the 1957 NCAA Championships for Springfield College, Aronson went on to judge AAU competitions, NCAA Championships, the U.S. Championships, three Olympic Trials, the 1981 World Championships, the Pacific Alliance Championships, and the American Cup.  He also served as the team manager for two Pan American Games.  

Aronson, who coached high school and collegiate gymnastics for 27 years, also served on many committees.