Judge Pierron presented his award winning outreach program about how the Judicial system works.   Judge Pierron's appointment to the Kansas Court of Appeals in 1990, he served as a district judge  in Olathe from 1982.  Before that he was an assistant county and district attorney in Johnson County from  1971. He was also municipal judge of Spring Hill in 1972.
 Judge Pierron has served as President of the Kansas Committee for the Prevention of Child Abuse and on  the board of directors of the Kansas Children’s Service League. He is chair of the Kansas Bar Association  Law Related Education committee and is a member of the American Bar Association Judicial Administration and Alternative Dispute Resolution sections. He served as chair of the Johnson County Bicentennial Commission on the United States Constitution.
Judge Pierron has received leadership and public service awards from the National Committee for the Prevention of Child Abuse, the Kansas Children and Youth Advocacy committee, the Olathe Police Department, the Olathe Medical Center, the Olathe Jaycees and the Leavenworth Kansas Bar Association.  He received the Junior League of Topeka Community Volunteer Award in 1998, the Kansas Bar Association Outstanding Service Award in 1999, the Liberty Bell Award from the Shawnee County Bar Association, and the State Department of Education Civic Education Partnership Award in 2008. 
He joined Rotary International in 1971, served as President of the Olathe Rotary Club, and is a member of the Downtown Topeka Rotary club and a Paul Harris Fellow. 
In 2009 Judge Pierron received the first Kansas Boys’ State Governor’s Award for outstanding leadership, public service and dedication to the youth of Kansas. In 2010 he was named to the Olathe High School Wall of Fame. In 2011 he was awarded the first Kansas District Judges Association community outreach and education award.