Reasonable people disagree on many issues; reasonable debate must be based on an accurate understanding of reality, or policies can't be successful, and peace is impossible. Aryeh Green explains the three fundamental misperceptions permeating public discourse about the Arab-Israel conflict, leaving us with a powerful tool for re-asserting the legitimacy of Israel and Zionism. From any perspective across the political spectrum, this is what you need to know to effectively promote Israel on campus, in the community, or in the political realm.