Motives: arithmetic, algebraic geometry and topology under the white-blue sky, 3.-7. Juli 2017, München

Conference for young researchers in arithmetic and algebraic geometry , 6.-8. Oktober 2014, Bonn

(A)round forms, cycles and motives, 8.-12. September 2014, Mainz

Motives: Algebra and Arithmetic 4.-8. Juli 2011, Mainz

Young Researchers in Arithmetic and Algebraic Geometry 4.-7. Oktober 2010, Mainz