Atsushi Nagai is a professor and the group leader of Next-Generation Energy Systems Group at Ensemble3 Center of Excellence, Warsaw, Poland. He obtained his PhD in polymerization mechanism and polymerizable monomer design from Yamagata University, Japan, in 2005. He has more than a decade of experience as an assistant, visiting, and associate professor at Kyoto University, Japan (2008–2010), Institute for Molecular Science, Japan (2010–2017), University of Texas Southwestern, USA (2014–2015), Technical University of Delft, the Netherlands (2017–2020), and Toyohashi University of Technology, Japan (2021–2022). He has published more than 80 papers, 6 patents, and 5 book chapters, edited 2 books, and authored a textbook. His research interests include the design and synthesis of organic porous materials containing covalent organic frameworks and conjugated microporous polymers for various energy storage applications.