10. April: Claudia Alfes-Neumann (Paderborn): "Harmonic weak Maass forms and Harish-Chandra modules"

17. April: Semyon Klevtsov (Köln): "Geometry of Quantum Hall states" (abweichend um 16:10-17:30 im Raum J3 220)

24. April: Wassilij Gnedin (Bochum): "Homological features of ribbon graph orders"

15. Mai: Dirk Kussin (Bonn): "Tubular curves over finite fields" (abweichend um 16:10-17:30 im Raum J3 220)

22. Mai: Wolfgang Soergel (Freiburg): "Kazhdan-Lusztig-Theory" (abweichend um 14:10-15:30)

29. Mai: Jan Schröer (Bonn):  "Algebras associated with a Cartan datum"

5. Juni: Zhengfang Wang (Bonn): "Algebraic structure on Tate-Hochschild cohomology"

19. Juni: Shiquan Ruan (Bielefeld):  "Applications of mutations in the derived categories of weighted projective lines to Lie and quantum algebras" (abweichend um 16:10-17:30 im Raum J3 220)

26. Juni: Helmut Lenzing (Paderborn): "Klein bottle, Möbius band and their non-commutative siblings"

3. Juli: Igor Burban (Paderborn): "Vector bundles on singular rational curves and matrix problems II"

10. Juli: Helmut Lenzing (Paderborn): "On the algebraic theory of fuchsian singularities"