Applications of Computer Algebra (ACA),
July 27–30, 2008, RISC, Castle of Hagenberg, Hagenberg, Austria.
Talk: Various algorithms for the computation of Bernstein-Sato polynomials.

Computeralgebra-Tagung,
May 14–16, 2009, Kassel, Germany.
Talk: Algorithmen zur Berechnung von b-Funktionen.

Summerschool Representation Theory of Finite Groups,
September 27–29, 2010, Aachen, Germany.

Graduiertenkolleg "Experimentelle und konstruktive Algebra",
November 04, 2010, Aachen, Germany.
Talk: Eine Einführung in die algebraische D-Modultheorie.

EACA's First International School on Computer Algebra and its Applications,
January 24–28, 2011, Costa Adeje, Tenerife, Canary Islands, Spain.
Poster Presentation: Constructive D-module theory.

Differential Equations by Algebraic Methods (DEAM 2),
February 9–11, 2011, Linz, Austria.
Talk: Challenging Bernstein-Sato polynomials and b-functions.

School on D-modules and Applications in Singularity Theory,
June 20–25, 2011, Seville, Spain.

Summer School on Computational Group Theory,
August 8–12, 2011, Kirchberg/Hunsrück, Germany.

Workshop Variation of Cohomology: D-Modules, Monodromy and Arithmetic,
September 14–16, 2011, Bayreuth, Germany.

DMV Jahrestagung,
September 19–22, 2011, Cologne, Germany.
Talk (Studierendenkonferenz): Algorithmen zur Berechnung von Satos b-Funktionen in algebraischer D-Modultheorie.

II Singular Workshop,
December 16–17, 2011, Zaragoza, Spain.

Computeralgebra-Tagung,
May 10–12, 2012, Kassel, Germany.
Main talk: Algorithmische Aspekte der D-Modultheorie.

Symbolic Computation and its Applications (SCA),
May 17–20, 2012, Aachen, Germany.
Local organization.

Summer School on Semidefinite Optimization,
September 3–7, 2012, Kirchberg/Hunsrück, Germany.

Workshop on Concrete Algebra,
September 27–28, 2012, Granada, Spain.
Talk: Z-gradings on the Weyl algebra and Bernstein-Sato polynomials for affine varieties.

Mini Course: An introduction to Singular,
October 2 & 4, 2012, Seville, Spain.
Slides,
Singular code of Part I  (plain text, pdf with output),
Singular code of Part II (plain text, pdf with output).

Graduiertenkolleg "Experimentelle und konstruktive Algebra",
July 19, 2013, Aachen, Germany.
Talk: Z-Graduierungen der Weyl-Algebra.

Summer School: Algebra, Algorithms and Algebraic Analysis,
September 2–6, 2013, Rolduc Abbey, Kerkrade, the Netherlands.
Local organization.

Computeralgebra-Tagung,
May 15–17, 2014, Kassel, Germany.
Talk: Kommutative Computeralgebra in der D-Modultheorie.

Computer Algebra in Scientific Computing,
September 14–18, 2015, Aachen, Germany.
Local organization.