حسن البنا
With the exception of Abul Ala Maududi and Abdullah Yusuf Azzam, none of Qutbism's main theoreticians trained at Islam's recognized centers of learning. Although a devout Muslim, Hassan al-Banna was a teacher and community activist. Sayyid Qutb was a literary critic. Mohammed Abdul-Salam Farag was an electrician. Ayman al-Zawahiri is a physician. Osama bin Laden trained to be a businessman.