Summary: <p>Each day the headlines from the Arab world get worse: bombings in Egypt where the army is jailing journalists and secular activists ... Al-Qaida takes control of cities in Iraq ... Militant Islamists aided by foreign fighters join the civil war in Syria. What's going on? Marwan Muasher, a veteran diplomat and scholar, says the Middle East is a highly diverse region with Sunnis, Shiites, Kurds, Christians and various tribes. He argues in a new book that the only way the political uprisings in Arab nations will result in positive change is if governments tolerate dissent and embrace different sectarian strains.</p>
