Lukas Fleischer received his Ph.D. at the University of Stuttgart, supervised by Volker Diekert, where his research focused on algorithmic and complexity aspects of finite semigroups. In 2019, he was a postdoctoral researcher in the Cheriton School of Computer Science at the University of Waterloo, working with Jeffrey Shallit. Lukas is now working as a software engineer in Kitchener--Waterloo. In his free time, he enjoys contributing to open source projects. He is also interested in technology, investing, entrepreneurship, sustainability, health, and fitness.