Ayman Mohammed Rabie al-Zawahiri (Arabic: أيمن محمد ربيع الظواهري‎ ʾAyman Muḥammad Rabīʿ aẓ-Ẓawāhirī, born 19 June 1951) is an Egyptian physician, Islamic theologian and current leader of the militant Islamist organization al-Qaeda. Ayman al-Zawahiri is a former member of Islamist organizations which have both orchestrated and carried out multiple attacks on the continents of North America, Asia, Africa and the Middle East. The U.S. State Department has offered a US$25 million dollar reward for information leading to al-Zawahiri's apprehension since the 9/11 attacks and remains in effect. He is under worldwide sanctions by the United Nations Security Council 1267 Committee as a member or affiliate of al-Qaeda.