University of Southern California's research now spans 80 countries
Research at University of Southern California is a global undertaking: the university co-authors with 1,142 institutions in 80 countries, and international collaborators appear on 30% of its output.
Its largest single research relationship is with California Southern University in United States, at 6,784 joint works. Across the network, five-year output reaches 61,722 co-authored works.
Connectivity of this kind is increasingly the currency of modern science, and it is measurable: the open scholarly record makes every one of these relationships public and checkable.
The Research Collaboration Index, the first global account of how universities actually collaborate, published its first full edition on 15 September 2026. The full results are public.
Every figure derives from the open global research record and is checkable at source.
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