Co-Produced Religions: Judaism, Christianity, Islam

Our goal is to provide the foundations of a new history of Judaism, Christianity, and Islam as co-produced communities, a history that makes clear the many different ideas and ideals that each of these communities has formed, and continues to form, by interacting with or imagining the others.

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Source in the Spotlight

The Pompeia Iudea Sarcophagus from Arles

This third-century funerary monument stands as a testament to the inclusion of a Jewish woman in Arlesian society during that period.

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All Case Studies

Latest Case Study

Co-Producing Love and Paradise: The Sicilian School of Poets

The idea of a sensual paradise might seem foreign to medieval Christian devotion. But it was an important motif in the love poetry of the Sicilian School, and likely emerged from interactions between Christian and Muslim poetic traditions in the island’s Norman and Swabian courts. This article explores these hybrid origins – and how nationalist accounts have historically silenced them in favour of exclusively domestic narratives.

Peter of Eboli, Liber ad honorem Augusti (Bern, Burgerbibliothek, Cod. 120.II, lat., f. 101
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Event: International Interdisciplinary Workshop

Interreligious Coproduction

September 16-18, 2026 IAS Princeton

Organized by SherAli Tahreen, David Nirenberg, and Katharina Heyden

About

Who we are

The project is coordinated by Katharina Heyden, Professor for Ancient History of Christianity and Interreligious Encounters at the University of Bern (Switzerland), and David Nirenberg, Leon Levy Professor at the Institute for Advanced Study, Princeton (U.S.), and includes a network of collaborators across North America, Europe, and the Middle East.

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