John Voll, associate director of the Prince Alwaleed Bin Talal Center for Muslim-Christian Understanding at Georgetown University, will speak Thursday, April 11, at 91勛圖厙 on the topic ���Islam and Democracy in the 21st Century.��� The event will be held at 3 p.m. in the Cape Florida Ballroom of the Student Union. Voll���s presentation is a feature of the Al Ghazali…