Institut National de la Recherche Agronomique de Tunisie's research now spans 49 countries

Research at Institut National de la Recherche Agronomique de Tunisie is a global undertaking: the university co-authors with 270 institutions in 49 countries, and international collaborators appear on 4% of its output.

Its largest single research relationship is with Islamic Azad University, Tehran in Iran, at 90 joint works. Across the network, five-year output reaches 14,405 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, 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.