Kemp won redemption by way of a $1.08-million judgment against the school and was reinstated. The university and the NCAA eventually toughened academic standards.
But the results aren't always so clear-cut in the secretive world of doping.
In 2003, track coach Trevor Graham quietly sent a syringe containing a new designer steroid to the U.S. Anti-Doping Agency, which led investigators to BALCO.
The ensuing scandal ensnared track stars Marion Jones and Tim Montgomery, among others.
Though the evidence Graham provided helped boost anti-doping enforcement, the U.S. Olympic Committee eventually banned him from its facilities because of his links to more than half a dozen athletes sanctioned or implicated in doping offenses.
To some degree, Landis now benefits from those who came before. For all the negative public reaction Canseco endured, much of what he alleged has since proved true.