There are a number of different lists - or rankings - of 'best universities'. These rankings classify universities according to particular quality criteria. The rankings use different indicators, both for research and teaching, which means it is possible for a particular university to be higher in one ranking than in another, depending on the indicators used.
Leiden University has partnership arrangements with many different international organisations.
Leiden University has been a participant in the Erasmus programmes for decades.
Leiden offers a broad range of English-taught master's programmes that attract a large number of international students. We therefore have a very diverse student population.