Part 1. Islamic theolog(ies) during the formative and the early middle period. Origins of kalām / Alexander Treiger -- The early Qadariyya / Steven C. Judd -- Jahm b. Ṣafwān (d. 128/745-6) and the 'Jahmiyya' and Ḍirār b. ʻAmr (d. 200/815) / Cornelia Schöck -- Early Shīʻī theology / Mohammad Ali Amir-Moezzi -- Excursus I: Christian theological thought during the first ʻAbbāsid century / Sidney H. Griffith -- Excursus II: Ungodly cosmologies / Patricia Crone -- The Muʻtazilite movement (I): the origins of the Muʻtazila / Racha el-Omari -- The Muʻtazilite movement (II): the early Muʻtazilites / David Bennett -- The Muʻtazilite movement (III): the scholastic phase / Sabine Schmidtke -- The Shīʻī reception of Muʻtazilism (I): Zaydīs / Hassan Ansari -- The Shīʻī reception of Muʻtazilism (II): Twelver Shīʻīs / Hassan Ansari and Sabine Schmidtke -- The predecessors of Ashʻarism: Ibn Kullāb, al-Muḥāsibī and al-Qalānisī / Harith Bin Ramli -- Between Cordoba and Nīsābūr: the emergence and consolidation of Ashʻarism (fourth-fifth/tenth-eleventh century) / Jan Thiele -- Early Ibāḍī theology / Wilferd Madelung -- Karrāmiyya / Aron Zysow -- Scripturalist and traditionalist theology / Binyamin Abrahamov -- Ḥanafī theological tradition and Māturīdism / Ulrich Rudolph -- Philosophical theology / Peter Adamson -- Ismāʻīlī theology / Daniel De Smet -- Sufi theological thought / Martin Nguyen -- Part 2. Intellectual interactions of Islamic theolog(ies) : four case studies. Occasionalism / Ulrich Rudolph -- Abū Hāshim al-Jubbāʼī's (d. 321/933) theory of 'states' (aḥwāl) and its adaption by Ashʻarite theologians / Jan Thiele -- Theories of ethical value in kalām: a new interpretation / Ayman Shihadeh -- Theology and logic / Khaled El-Rouayheb -- Part 3. Islamic theology(ies) during the later middle and early modern period. Theology engages with Avicennan philosophy: al-Ghazālī's Tahāfut al-falāsifa and Ibn al-Malāḥimī's Taḥfat al-mutakallimīn fī l-radd ʻalā l-falāsifa / Frank Griffel -- Twelver Shīʻī theology / Reza Pourjavady and Sabine Schmidtke -- Zaydī theology in Yemen / Hassan Ansari, Sabine Schmidtke, and Jan Thiele -- Handbooks in the tradition of later eastern Ashʻarism / Heidrun Eichner -- Later Ashʻarism in the Islamic West / Delfina Serrano Ruano -- Egypt and the later Ashʻarite school / Aaron Spevack -- Excursus III: The Coptic and Syriac receptions of neo-Ashʻarite theology / Gregor Schwarb -- Theology in the Ottoman lands / M. Sait Özervarlı -- Theology in Central Asia / Nathan Spannaus -- Theology in the Indian subcontinent / Asad Q. Ahmed and Reza Pourjavady -- Ḥanbalī theology / Jon Hoover -- Part 4. Political and social history and its impact on theology : four case stueis. al-Maʼmūn (r. 198/813-218/833) and the Miḥna / Nimrod Hurvitz -- The Miḥna of Ibn ʻAqīl (d. 513/1119) and the Fitnat Ibn al-Qushayrī (d. 514/1120) / Livnat Holtzman -- The religious policy of the Almohads / Maribel Fierro -- Interpretations of Ashʻarism and Māturīdism in Mamluk and Ottoman times / Lutz Berger -- Part 5. Islamic theological thought from the end of the early modern period to the modern period. Main trends of Islamic theological thought from the late nineteenth century to present times / Rotraud Wielandt -- Striving for a new exegesis of the Qurʼān / Johanna Pink.