 Pari gbolohun yii: Heyberger tun kọ awọn iwe meji ti o dahun si awọn italaya pataki ti o ti dojuko awọn agbegbe Kristiani Aarin Ila-oorun ni akoko lẹhin 9  11, ni pataki ni imọlẹ ti awọn iṣipopada awujọ ti o fa nipasẹ : Awọn iwe wọnyi ni Les Chrétiens au Proche-Orient: De la compassion à la compréhension 2013; ati Les Chrétiens dOrient 2017. Awọn igbehin ro awọn gun ati ambiguous ipa ti European  ati paapa French, British, ati Russian  intervention ni awọn agbegbe ibatan si Aringbungbun East Christian awujo. Iwe yi gba awọn itan ti Aringbungbun East kristeni sinu awọn tete orundun kọkànlélógún nigba ti commenting lori awọn Islamist militant agbese mọ bi ISIS tabi Daesh. 