sentences:  Following the visits, a report or a letter may be addressed to the authorities of the country concerned containing an assessment of the human rights situation and recommendations on how to overcome shortcomings in law and practice.The Commissioner also has the right to intervene as a third party in the proceedings of the European Court of Human Rights, either by submitting written information or taking part in its hearings.Thematic reporting and advising on human rights systematic implementation
  
  The Commissioner also conducts thematic work on subjects central to the protection of human rights in Europe.