In law, a conviction is the verdict that results when a court of law finds a defendant guilt of a crime.The opposite of a conviction is an acquittal (i.e. "not guilty"). (In Scotland and in the Netherlands there is also a third verdict of "not proven", which counts as an acquittal.)For a host of reasons, the criminal justice system is not perfect and sometimes guilty defendants are acquitted while innocent people are convicted. Appeal mechanisms mitigate this problem to some extent. An error tha