Former members
| Dr Chiara Cappello Doctoral dissertation: Critically frustrated signed graphs, Paderborn University (Institute of Mathematics) (2023) | |
Dr Davide Mattiolo, Postdoc, University of Verona, Italy, (Heinrich Hertz Foundation scholarship holder) (2022) | |
| Antje Klopp (2018-2019) | |
| Dr Michael Schubert Doctoral dissertation: Circular flows on signed graphs, Paderborn University (Institute of Mathematics) (2018) Graduate of the International Graduate School of Dynamic Intelligent Systems | |
| Dr. Yingli Kang Doctoral dissertation: Coloring of Signed Graphs, Paderborn University (Institute of Mathematics) (2018) Graduate of the International Graduate School of Dynamic Intelligent Systems | |
| Dr Saptarshi Bej (2016-2017) | |
| Dr Ligang Jin Doctoral dissertation: Covers and Cores of r-graphs, Paderborn University (Institute of Mathematics) (2017) | |
| Dr Vahan V. Mkrtchyan, Postdoc, Yerevan State University, Yerevan, Armenia (fellowship holder of the Heinrich Hertz Foundation) (July 2009 - June 2010) | |
| Prof. Dr. Stefan Grünewald Doctoral dissertation: Chromatic index critical graphs and multigraphs, Bielefeld University (Faculty of Mathematics) (2000) |
Co-supervised Thesis
Dr Imram Allie
Thesis: Measurements of Edge Uncolourability of Cubic Graphs, University of the Western Cape (Department of Mathematics and Applied Mathematics) (2020), South Africa
Supervisor: Prof. Dr. Eric Mwambene, Co-supervisor: Prof. Dr. Eckhard Steffen