Inside Sapienza University of Rome's largest research partnership: University of Rome Tor Vergata

Behind Sapienza University of Rome's research output sits a defining relationship: 3,113 co-authored works with University of Rome Tor Vergata (Italy) in the five years to 2025, the university's single largest collaboration.

It anchors an unusually connected research base: 1,146 collaborating institutions across 80 countries, producing 76,554 joint works over the window, with international co-authors on 35% of output.

The collaborative work travels: its field-weighted citation impact stands at 2.78, 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.