The Deventer murder case is a murder case which took place in the Dutch city of Deventer in 1999. It has become a cause célèbre because the murder has officially been solved, but not everybody agrees with the final judgment of the court. The case has been re-opened twice. The first time this was done because the evidence previously used for the conviction had proven to be incorrect, while the second time there were strong clues that another suspect's testimony about his whereabouts during the time of the murder did not match real facts. Nevertheless, the same suspect—former tax advisor Ernest Louwes—has been convicted twice. His second conviction took place on the basis of different evidence from that used during the first trial. However, some people such as the opinion pollster Maurice de