Vom Dialog, interreligiös und intrareligiös : zwei syrische Lieder zur Konversion / Martin Tamcke -- Dialogue in Syrian literature = Dialog in der Syrischen Literatur -- The debate between Patriarch John and an Emir of the Mhaggrāyē : a reconsideration of the earliest Christian-Muslim debate / Barbara Roggema -- Die Disputatio des ostsyrischen Patriarchen Timotheos (780-823) mit dem kalifen al-Mahdī / Martin Heimgartner -- Bible and Qurʾān in early Syriac Christian-Islamic disputation / Gerrit J. Reinink -- Theology in dialogue with Islam = Theologie im Gespräch mit dem Islam -- From Patriarch Timothy I to Ḥunayn ibn Isḥāq : philosophy and Christian apology in Abbasid times; reason, ethics and public policy / Sidney H. Griffith -- Christianity in the renaissance of Islam : Abū Bishr Mattā, al-Fārābī and Yaḥya Ibn ʿAdī / John W. Watt -- Apologetics, catechesis and the question of audience in "On the Triune Nature of God" (Sinai Arabic 154) and three treatises of Theodore Abū Qurrah / Marc N. Swanson -- Seperations = Abgrenzungen -- ʿAlī ibn Rabban al-Tabarī : a convert's assessment of his former faith / David Thomas -- Išo ʿyahb bar Malkon's treatise on the veneration of the holy icons / Herman Teule -- Prejudice and polarization towards Christians, Jews and Muslims : "The Polemical Treatise" of Dionysius Bar Ṣalībī / Rifaat Ebied -- Sideways = Seitenwege -- John Bar Šayallāh and the Syrian Orthodox community under Aqquyunlu rule in the late fifteenth century / Andrew Palmer -- Inaugural address / Martin Tamcke