John Edward Swindler was an American serial killer who was executed by the state of Arkansas for the 1976 murder of Patrolman Randy Basnett. He was also convicted of murdering 2 teenagers in Columbia, South Carolina. Swindler was also charged for a murder n Florida. Prison mailed envelope postmarked June 7, 1990 and hand signed in full, John Edward Swindler with the envelope completely penned by Swindler.