Toby Matthiesen is a research fellow in Islamic and Middle Eastern Studies at Pembroke College, University of Cambridge. He is the author of Sectarian Gulf: Bahrain, Saudi Arabia, and the Arab Spring That Wasn’t (Stanford University Press, 2013). POMEPS hosted Matthiesen in 2013 to discuss Sectarian Gulf in POMEPS Conversations 28. On March 6 will discuss his recent release The Other Saudis: Shiism, Dissent and Sectarianism (Cambridge University Press, 2014). Kristin Smith Diwan will offer comments. Diwan is an assistant professor at American University and a visiting scholar at the George Washington University’s Institute for Middle East Studies.