In this study, persuasion idea was utilized to evolve the next propositions about use of humor in persuasive notes for business ethics training: (a) cartoon drawings will enhance persuasion by conceiving admiration for the source, (b) ironic wisecracks will enhance persuasion by assisting as a disruption from counterarguments, and (c) self-effacing humor will enhance persuasion by advancing source credibility. Canadian business scholars (N = 148) took part in 1 of 4 versions of "The Ethics Challenge," a teaching workout utilized by the Lockheed Martin Corporation. ...