Haim Ramon is a Member of the Knesset from the Labor party who served as Minister of Health and Minister of Interior in the governments of Yitzhak Rabin, Shimon Peres, and Ehud Barak. In the early 1990s, as the elected chairman of the Histadrut General Federation of Labor, he oversaw a major restructuring of that organization, and was a leading advocate of legislation that reformed Israel's national health insurance system.