Inside University of Palermo's largest research partnership: University of Catania

Behind University of Palermo's research output sits a defining relationship: 1,117 co-authored works with University of Catania (Italy) in the five years to 2025, the university's single largest collaboration.

It anchors an unusually connected research base: 1,038 collaborating institutions across 77 countries, producing 23,771 joint works over the window, with international co-authors on 31% of output.

The collaborative work travels: its field-weighted citation impact stands at 2.91, where the world average is 1.0.

The Research Collaboration Index, the first global account of how universities actually collaborate, publishes its first full edition on Tuesday 15 September at 09:00 UK.

Every figure derives from the open global research record and is checkable at source.