In 1979 he was appointed vice-dean of the Netherlands National Training and Study Center for the Judiciary at Zutphen .
From 1972 till 1979 he was an assistant in criminal law at Leiden University .
In 1979 assistant was appointed vice-dean of the Netherlands National Training and Study Center for the Judiciary at Zutphen .
From 1972 till 1979 he was an assistant in criminal law at Leiden University .