Who was Ismail Haniyeh, the Hamas political leader who was killed in Iran?

Born in 1963 in the Shati refugee camp west of Gaza City, Haniyeh attended schools within and near the camp. He graduated from the Islamic University of Gaza in 1987, obtaining a degree in Arabic literature. He received an honorary doctorate from the Islamic University in 2009, according to the school. After graduating, he worked as a teaching assistant at the university, and then took over administrative affairs after that.