Brannon Ingram is professor of religious studies at Northwestern University and co-director of the Global Religion and Politics Research Groups. Ingram is a specialist in Islamic studies, with a particular interest in how Muslims have debated Sufism, Islamic law and politics in the modern era.

Salman Hameed is an astronomer and associate professor of integrated science and humanities at Hampshire College. He is director of the Center for the Study of Science in Muslim Societies.  He operates the science and religion blog called Irtiqa, which emphasizes debates about science in the Islamic world.

Maajid Nawaz is co-founder of the Quilliam Foundation, an international think tank based in London that focuses on integration, citizenship and identity, religious freedom, extremism and immigration. He is the author of Radical: My Journey Out of Islamic Extremism. He gave a TED Talk on fighting religious extremism.