This article contributes to the perception of the role of the legislator as political initiator in modern parliamentarianism. Most of the research literature relates to the parliament member as a 'eam player' of their faction and party. This research was conducted into the functioning of the Israeli parliament The Knesset and into private members' legislation. The article examines in an innovative way the act of legislation, not only as a judicial or procedural process but as a process of political negotiation. The concept and findings that arose from the study of the role of the legislator as initiator of bills and negotiator with the government gives important knowledge and perspective on legislation as a political negotiation process.