It has become a commonplace to observe that Abu Muhammad al-Maqdisi and Abu Qatada al-Filastini, the two late-fifties Jordanian-Palestinian scholars, are the leading ideologues of the Jihadi Salafi movement. Following the rise of the Islamic State in 2013-2014, which both men vehemently opposed upon its caliphate declaration, the two fell out of favor with the most radical jihadis, but among those sympathetic to al-Qaida they remained profoundly influential. Living freely in Jordan after many years of periodic incarceration, they have expanded their influence over the past several years, disseminating messages and communicating with their followers via social media, primarily Telegram, on a near-daily basis. But al-Maqdisi and Abu Qatada have never been the same person, and lately they have not seen eye-to-eye on many issues. Al-Maqdisi has long been the more doctrinaire scholar, promoting a strict understanding of Salafi theology that is inherently exclusionary of militant Islamists of different theological