Lanza is the Special Rapporteur for Freedom of Expression of the Inter-American Commission on Human Rights since October 2014. A Uruguayan lawyer, he graduated from the Faculty of Law of the University of the Republic in 1997. The Rapporteur has also served as a journalist in several media outlets; leaded emblematic cases related to the right of freedom of expression before the Inter-American Human Rights System and integrated, directed and founded several non-governmental organizations which defend the right to freedom of expression. He pursued graduate studies on freedom of speech and criminal law at the University of the Republic of Uruguay, and is a PhD candidate in the regulatory process of audiovisual media in the region at the Faculty of Social Sciences of the University of Buenos Aires. Lanza has co-founded and presided the Center for Archives and Access to Public Information, CAInfo, co-founded the Media and Society Group, has been a member of the Committee on Freedom of Expression and Access to Information in the Regional Alliance for Freedom of Expression and Information, and of the Working Group on the Inter-American System of Human Rights of the OAS IFEX-ALC alliance in defense of freedom of expression. He has supported the drafting of bills and edited policy initiatives related to access to public information, right of reply and correction, freedom of expression and media outlets, among others.
Lanza was an event speaker at the Dialogue.