We are a 30-strong team of lawyers, academics, paralegals and non-legal professionals at varying stages of their professional lives. What unites us is a belief in human rights for all, a passion to enforce indiscriminate human rights protection, and the determination to improve individuals’ factual and legal human rights realities through legal means.

We believe that combining our resources to achieve our goals, will benefit the projects we work on and as well as everyone in the team. If you are interested in becoming a member, please do not hesitate to get in touch.



Tatiana Urdaneta Wittek
is a domestically (Austria, Germany) and internationally experienced practising lawyer responsible for the development of CEHRI in Austria. Tatiana believes in an environment that will offer sustainable living space for all generations to come, and has initiated a number of local citizens’ initiatives accompanied by legal action. Tatiana speaks German, English, Italian and French.
Tessa Antonia Schrempf spent 2.5 years working on international human rights cases in Austria, as well as some months at the ECtHR, half a year with the International Commission of Jurists as researcher and has substantially contributed to a report on the nomination of judges for the Open Society Justice Initiative. Her passion is the development of a global economy that respects individual and collective human rights, which is why she focuses on anti-poverty litigation. Based in London, Tessa works predominantly in German and English, and speaks French, Italian and some Russian.
Graeme Lawrence Hall
is a British barrister with a long record of human rights cases in different areas of law, including international law, extradition, crime, civil disputes, mental health and public law. Graeme spent half a year in Uganda setting up a project on death row.



Vlad Maricais an engineer and project manager experienced in aeronautics and information technology. Vlad is responsible for CEHRI operations and scientific research related to his areas of expertise. Based in Vienna, Vlad speaks English, French, German and Romanian.