Hans Mayer was a German literary scholar. Mayer was also a jurist and social researcher and was internationally recognized as a critic, author and musicologist.

The University of Cologne is a university in Cologne, Germany. It was established in the year 1388, the sixth university to be established in Central Europe. It closed in 1798 before being re-established in 1919. It is now one of the largest universities in Germany with more than 50,000 students. The University of Cologne is a member of the German U15 association of major research-intensive universities and was a university of excellence as part of the German Universities Excellence Initiative from 2012 to 2019. It is constantly ranked among top 20 German universities in the world rankings.