Dr. Hortensia Gutiérrez Posse, member of the IHLADI, was emeritus professor at the University of Buenos Aires. PhD from this University and awarded with the diploma from the Hague Academy of International Law, she carried out an intense academic and teaching activity. In addition to general works on public international law, her research contribution was especially relevant in the field of international criminal law, human rights and humanitarian law. R.I.P.