Rahim Al-Hussaini was named Wednesday as the new Aga Khan, spiritual leader of the world’s millions of Ismaili Muslims, following the death of his father.

The Aga Khan IV was often referred to as a philanthropist, but the description ignores the spiritual impetus for his work.

Aga Khan IV, Spiritual Leader of Ismaili Muslims, Dies at 88His Highness Prince Karim Aga Khan IV, regarded by his followers as a direct descendant of the Prophet Muhammad, became the spiritual leader of Ismaili Muslims while still a student.