Gaza Commission of Inquiry Members
On July 23, 2014 the United Nations Human Rights Council (UN HCR) requested the UN High Commissioner for Human Rights to
.. to urgently dispatch an independent, international commission of inquiry ... to investigate all violations of international humanitarian law and international human rights law in the Occupied Palestinian Territory, including East Jerusalem, particularly in the occupied Gaza Strip, in the context of the military operations conducted since 13 June 2014... 
The mission of the Commission of Inquiry is to
... make recommendations, in particular on accountability measures, all with a view to avoiding and ending impunity and ensuring that those responsible are held accountable, and on ways and means to protect civilians against any further assaults, ... 
William Schabas of Canada, resigned in February 2015.
1. Office of the High Commissioner on Human Rights, The United Nations Independent Commission of Inquiry on the 2014 Gaza Conflict