The Leiden Ranking focuses on publishing output and the impact of scholarly publications; it also analyzes international collaboration between universities on the basis of articles co-authored with researchers from other countries.

In the area of scholarly publications, UZH is the second best Swiss university after ETH Zurich. 14.8 percent of its publications are among the ten percent most cited in the respective subject groups. That performance is similar to last year, when the figure was 15 percent, and sees UZH move to position 60 worldwide (from position 56 in 2018).

In the subject group “Social Sciences and Humanities”, UZH has improved in comparison to last year, moving up 23 places to rank 37. It continues to be the highest ranked Swiss university in this subject group. In the area “Physical Sciences and Engineering”, UZH has also improved steadily since 2016: it is ranked 12th in this subject group within Europe, and 49th worldwide.

A new factor evaluated this year in the Leiden Ranking is free access to publications via open access publishing. UZH has published a total of 11,557 publications via open access making 62.4 percent of all its publications freely accessible. In this category, UZH is 45th in the world, 13th in Europe, and first in Switzerland.

The ranking is published annually by the Centre for Science and Technology Studies of Leiden University; it ranks over 950 higher education institutions from some 50 different countries worldwide. The Leiden Ranking focuses solely on bibliometric data, which is based on data from the Web of Science databases.

All scholarly publications and citations from 2014 to 2017 are considered in the 2019 ranking. The methodology used allows various interpretations of the data.

Link to Leiden Ranking methodology:

http://www.leidenranking.com/ranking/2019/list