Aga Khan IV, full name Sultan Muhammad Shah Karim Al-Hussein, is the 49th Imam of the Shia Ismaili Muslims. Born on December 13, 1936, he is a member of the Aga Khan family, which has a wide influence in Asia, Africa, and the Middle East, particularly in the fields of education, culture, art, and religion. Aga Khan IV is known for his charitable work and sponsorship of educational, cultural, and artistic institutions.