This volume contains the lectures of The Monsignor W. Onclin Chair 2004. The first lecture was given by R. Torfs and was titled Ten Years Monsignor W. Onclin Chair. An Interim Report or a Testament? . B. De Gaay Fortman tiltled his lecture Quod omnes tangit , while J. van der Vyver spoke about the Contributions of the Holy See to the Refinement of the Rome Statute of the International Criminal Court .