Trendsetters of Islam throughout Indonesian history -- Salafi-jihadi identity and Malaysia’s battle with Islamist extremism -- Extremism in Malaysia, civil servants as trendsetters and conduits of trends -- Digital anti-Islamist activism at the forefront of political polarization in Indonesia -- Surveillance capitalism and dataization among religious organizations in Singapore -- Being funny is trendy, NU Garis Lucu vs NU Garis Lucu -- Amar makruf dan nahi mungkar, moral policing of female Muslim celebrities and influencers in Brunei, Malaysia, and Indonesia -- Youtube Islamic web series and the mediatized piety among urban Muslims in Indonesia -- Being spiritual and trendy, Singapore’s Islamic authority in the age of capitalism and populism.