Inside Saint Louis University's largest research partnership: Washington University in St. Louis

Behind Saint Louis University's research output sits a defining relationship: 1,303 co-authored works with Washington University in St. Louis (United States) in the five years to 2025, the university's single largest collaboration.

It anchors an unusually connected research base: 862 collaborating institutions across 67 countries, producing 10,184 joint works over the window, with international co-authors on 24% of output.

The collaborative work travels: its field-weighted citation impact stands at 2.44, 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.