Judge Silvia Fernández de Gurmendi is President of the Assembly of States Parties to the Rome Statute of the International Criminal Court. She is a former judge and president of the ICC. She played a leadership role in the creation and setting up of the International Criminal Court as President on the Working Group on Criminal Procedure and Vice-President of the Committee of the Whole at the Rome Conference. She was also instrumental in the negotiations of the complementary instruments of the Rome Statute as chair of the Working Group on Rules of Procedure and Evidence and the Working Group on Aggression. She has taught and published extensively on international humanitarian law and international criminal law issues.