Religious leader, socialite, and philanthropist Prince Karim Al-Husseini, Aga Khan IV has died at the age of 88.
Upon the death of his grandfather in 1957, Karim inherited the title Mawlānā Hazar Imam as chief cleric of the Isma'ilism faith.
With a net worth of $13B (as of 2013), his charities maintained hundreds of schools, hospital, and cultural institutions around the world.