“…Second, we contribute to governance and board composition issues by explicitly considering the impact that the characteristics of Islamic scholars (Ullah et al, 2014) can have on Islamic portfolios through the Islamic screening criteria they impose. In fact, while there are few studies investigating the impact of Shariah boards on Islamic bank performance (Mollah, Hassan, Al Farooque, & Mobarek, 2017;Mollah & Zaman, 2015), ratings (Grassa, 2016) and Islamic bonds, or sukuk (Godlewski, Turk-Ariss, & Weill, 2014), there is a dearth of literature dealing with the impact of Shariah boards on Islamic indices' risk and performance.…”