**About the Editor**

#### **Frank Werner**

Frank Werner studied mathematics from 1975 to 1980 and graduated from the Technical University Magdeburg (Germany) with honors. He received a Ph.D. degree (with summa cum laude) in Mathematics in 1984 and defended his habilitation thesis in 1989. From this time on, he worked at the Faculty of Mathematics of the Otto-von-Guericke University Magdeburg in Germany, and since 1998 as an extraordinary professor. In 1992, he received a grant from the Alexander von Humboldt Foundation. He was a manager of several research projects supported by the German Research Society (DFG) and the European Union (INTAS). Since 2019, he has been the Editor-in-Chief of the journal *Algorithms*. He is also an Associate Editor of the *International Journal of Production Research*, of the *Journal of Scheduling*, and the *Journal of Operations Research and Decisions* and a member of the editorial/advisory boards of 15 further international journals. He has been a guest editor of Special Issues in nine international journals, and has served as a member of the program committee of more than 125 international conferences. Frank Werner is an author/editor of 12 books, among them the textbooks *Mathematics of Economics and Business* and *A Refresher Course in Mathematics*. In addition, he has co-edited three proceedings volumes and published more than 300 journal papers, e.g., in the *International Journal of Production Research*, *Computers & Operations Research*, *Journal of Scheduling*, *Applied Mathematical Modelling*, or the *European Journal of Operational Research*. He received Best Paper Awards from the *International Journal of Production Research* (2016) and *IISE Transactions* (2021). His main research subjects are scheduling, discrete optimization, graph theory, and mathematical problems in operations research.
