I am professor for Algebraic Combinatorics at Ruhr-Universitšt Bochum,
supported by my DFG Heisenberg project Noncrossing phenomena in Algebra and Geometry.
— open position for a doctoral student —
I collect combinatorial statistics at www.FindStat.org.
My publications and reviews on MathSciNet (restricted) and my
Math Overflow profile,
Google Scholar citations, and
personal latex rules.