Israel hotly denies the assertion that it is responsible for such an atrocity, a particularly painful claim against a state established in the wake of the Holocaust. But the commission’s report making its case is a sober read packed with statistics, anecdotes — and Israeli leaders’ own heated words. To understand the panel’s thinking and its ramifications, POLITICO Magazine spoke with its outgoing chair, Navi Pillay. Pillay is a prominent international lawyer from South Africa whose decades-long career has included participating in the struggle against apartheid and promoting gender equality. She has served as the U.N. High Commissioner for Human...