Hannes Tretter is an Austrian lawyer and human rights expert. He is Professor of Human Rights at the University of Vienna

University of Vienna

The University of Vienna is a public university located in Vienna, Austria. It was founded by Duke Rudolph IV in 1365 and is the oldest university in the German-speaking world...

 and Director of the Ludwig Boltzmann Institut für Menschenrechte

Ludwig Boltzmann Institut für Menschenrechte

Ludwig Boltzmann Institut für Menschenrechte is a research institute affiliated with the Ludwig Boltzmann Gesellschaft, that specializes in the area of human rights. It was founded in 1992 by Felix Ermacora, Manfred Nowak and Hannes Tretter. Felix Ermacora served as its first director, as of...

, which he cofounded with Felix Ermacora

Felix Ermacora

Felix Ermacora was the leading human rights expert of Austria and a member of the Austrian People's Party...

 and Manfred Nowak

Manfred Nowak

Manfred Nowak is an Austrian human rights lawyer.Nowak was a student of Felix Ermacora, and cooperated with him until Ermacora's death in 1995. They co-founded the Ludwig Boltzmann Institut für Menschenrechte in 1992...

 in 1992. He is also an expert with the OSCE, a board member of the Austrian League for Human Rights and chairs the Steering Committee of the Austrian EUMC

European Fundamental Rights Agency

The European Union Agency for Fundamental Rights is a Vienna-based agency of the European Union inaugurated on 1 March 2007...

Focal Point.

He earned his doctorate in law in 1975, and has been employed at the University of Vienna since 1978.