Colloquium Summer semester 2019 Colloquium Summer semester 2018 Colloquium Summer semester 2017 Colloquium Summer semester 2016 Colloquium Summer semester 2015 Colloquium Winter semester 2014 / 2015 Colloquium Summer semester 2014 Colloquium Winter semester 2013 / 2014 Colloquium Summer semester 2013